Questions Asked on
May 4, 2016

  1. PLEASE HELP ASAP

    which values will be part of the sequence? 3,4.5,6,7.5,...

    asked by Anon
  2. DamotAk mathematecs

    A plane flies 90KM on a bearing 040 and then flies 90KM due east how far is the plane from the starting point

    asked by Ope
  3. English (research)

    How can I prove that a superhero is a monster? i.e. - Spider-man

    asked by Sarah
  4. Algebra 1

    Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?

    asked by Matt
  5. Civics (Reed)(Check)

    Please check to see if I have answered the following questions as best as possible. Reed--I added more to #3. Will you check it for me please? 1. What information is being presented in the First Amendment of the U.S. Constitution? What facts are presented?

    asked by Victoria
  6. Science

    I have to show in a graph my results of the time that my charged balloons stuck to the door, refrigerator, table, cabinet, wall, ceiling, floor and window pane. Could I do this in a bar graph?

    asked by Robbie
  7. algebra

    the base of a triangle is (c+2) ft and the area is (2c^3+16) ft^2. what is the height? please help me i don't understand how to solve for the height.

    asked by Angie
  8. PLEASE HELP ASAP ALGEBRA

    indentify the sequence as arithmetic, geometric, or neither. 3,4.5,6,7.5,... a. arithmetic b. geometric c. neither please help i don't know the answer

    asked by Anon
  9. algebra help asap

    what are the first 4 terms in the sequence represented by the expression 2n + 3? a. 2,5,8,11 b. 4,5,6,7 c. 5,7,9,11 d. 5,10,15,20

    asked by Anon
  10. algebra

    which algebraic expression represents the sequence shown 4,8,12,16,... a. 4n b. n + 4 c. 4n + 4 d. 4 ( n-1)

    asked by Anon
  11. MATH HELP ASAP

    use the expression to find the value of the 20th term. a. 24 b. 76 c. 80 d. 84

    asked by Anon
  12. life orientation

    Identity your human rights violation or discrimination

    asked by Phillip
  13. math

    Peanut butter cookies. 1 3/8 cup of butter and 5/8 cup of peanut butter. How much more butter is needed than peanut butter?

    asked by jaylen
  14. MATH HELP ASAP

    identify the sequence as arithmetic, geometric, or neither. please explain answer 1.6,0.8, 0.4, 0.2,...

    asked by Anon
  15. phy

    A record player takes 4.5 sec to spin up to 45 RPM. What is the angular displacement and angular velocity when t=3 sec. I was only able to find angular acceleration from the information given. Which is 1.05 rad/sec^2

    asked by bonsnianbill
  16. HELP MATH ASAP

    For questions 1–4, find the slope of the following graphs. 1. (1 point) 2 –2 – 2. (1 point) 1 –1 – 3. (1 point) 3 – 4. (1 point) 0 1 –1 undefined For questions 5 and 6, find the slope of the line that goes through the following points. 5. (1

    asked by Anon
  17. math, functions

    f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undefined? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undefined? (d) Find a

    asked by (A question about functions.) The function
  18. math

    Mdm Lee gave Nathan and Jasper some money on Friday.On Saturday,Nathan gave 1/3 of the amount he had to Jasper.On Sunday,Jasper gave 1/3 of the amount he had to Nathan.In the end,Nathan had $96 and Jasper had $120.How much did each of them have at first?

    asked by Crystal
  19. math REPLY ASAP :(

    Match the parametric curve to its description. Be careful: It is possible that the same description fits more than one parametric curve! (a) (t + 1,4t−2) (1) A portion of a parabola. (b) (t2,3t2) (2) A straight line traversed at constant speed. (c)

    asked by BIBO
  20. math nid this asap tyy

    (Velocity and acceleration.) The acceleration of gravity on the surface of the Moon is a = 1.6 m/s2, as opposed to g = 9.8 m/s2 on Earth. An Olympic high-jumper can jump to about 2.35 m on the surface of the Earth. What height could an Olympic high-jumper

    asked by Than
  21. Parametric Curve

    Match the parametric curve to its description. Be careful: It is possible that the same description fits more than one parametric curve! (a) (t + 1,4t−2) (b) (t^2,3t^2) (c) (cost,2(cost)^2 + cost) (d) ((2t + 1)sint,(2t + 1)cost) (e) (2t−1,5) (1) A

    asked by Mr Homie
  22. Math

    Difference between two numbers is 5 and the product is 6 find the numbers

    asked by Anonymous
  23. chemistry

    60 gram of urea is dissolved in 250ml. Calculate the molarity

    asked by ankita Kashyap
  24. physics

    a car starts from rest and attains a velocity of meter/sec,then acceleration changes and it aquires the velocity of 20meter/sec in next 5sec .then it slows down and comes to rest in next 5sec.draw a velocity-time graph for the given conditions,and find

    asked by kiran
  25. Algebra 1

    Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?

    asked by Matt
  26. chemistry

    calculate the ph of a solution that is 0.111 M HCI(strong solution)

    asked by Mara
  27. Geometry (Help)

    The diameter of a ping-pong ball is 4 cm about how many balls can fit in a box that measures 12 cm x16cm x 8 cm (Do I find the volume of both??)

    asked by Susie
  28. Phy

    a resistance of platinum wire is 2 ohm at zero degree and 2.5 at 100 degree.then at what temperature its resistance would be 2.3 ohm.

    asked by Shikha
  29. World Geography

    During the late 18th and mid 19th centuries, Europeans and North Americans were attracted to nearby coastal waters due to potential economic gains from catching trout and cod fish catching seals and whales shipbuilding finding riches on unexplored

    asked by Anna
  30. World Geography

    Islanders living in Beqa, Fiji lived primarily by hunting and eating meat*** by fishing and cultivating tara by gathering nuts for exports by eating plants

    asked by Anna
  31. World Geography

    This geographic feature is the primary reason for a budding economy on Cook Island beautiful beaches and pleasant climates*** beautiful volcanoes tropical plants unique population of fish

    asked by Anna
  32. World Geography

    The discovery of _________ caused the creation of new Australian towns jewels and diamands*** bronze pottery gold and mineral deposits furs

    asked by Anna
  33. college algebra

    a candy company has 130 pounds of cashews and 170 pounds of peanuts which they combine into different mixes good luck stats has half cash and half peanuts and sells for $7 a pound become a mix has one third cashews and two thirds peanuts and sells for 5.40

    asked by Mary
  34. World Geography

    Which natural recourse is not a common and highly important food source throughout the Pacific Islands bananas cattle pork*** taro root

    asked by Anna
  35. Physics

    A runner runs 2.5 km eastward and turns northward to cver twice this distance. What is his displacement ?

    asked by Jona
  36. World Geography

    Which geographic feature of Cook Island benefits the growth of crops fertile, volcanic soil*** dry climate proximity to the ocean infrequent sunlight supports the growth of shade plants

    asked by Anna
  37. World Geography

    Which of the the following is the basis of the traditional Aborigine economy? farming industry mining hunting and gathering***

    asked by Anna
  38. World Geography

    During the late 18th and mid 19th centuries, Europeans and North Americans were attracted to nearby coastal waters due to potential economic gains from catching trout and cod fish*** catching seals and whales shipbuilding finding riches on unexplored

    asked by Marie
  39. Science

    If water temperature changes in favor of greater oxygen levels how do the population of the fish and wading bird population change in response to the new oxygen over time? I would think the fish population would increase and so would the birds (because the

    asked by Jake
  40. math

    Martin works 32 hours a week for $7.50 an hour. Calculate his straight time pay over a 4-week period.

    asked by jjiiddss 0-0
  41. Chemistry

    how many ml of 0.200m NAOH solution contain 2.00g NaOH(MW =40.00

    asked by Tapiwa
  42. Math

    If you compose the two congruent triangles shown below into a single figure, which term(s) best describes the new polygon?

    asked by Desiree Hall
  43. physics

    Kati observes a force of 15N stretch a spring a distance of 0.450m. A) What is the elasticity coefficient of the spring and B) how much force must be done to stretch the spring a distance of 0.750m? a) F=kx k=33.3N ? b)???

    asked by help please
  44. Geography

    Islanders living in Beqa, Fiji lived primarily by hunting and eating meat by fishing and cultivating tara (my answer) by gathering nuts for exports by eating plants

    asked by Aaron
  45. chemistry

    the density of an aqueous solution containing 10.0% by mass ethanol is 0.984 g/ml. calculate molality and molarity. what volume of the solution would contain 1.15 g ethanol ?

    asked by jerry
  46. Science

    How does the sun and wind help bioversty?

    asked by Jake
  47. algebra

    a candy company has 130 pounds of cashews and 170 pounds of peanuts which they combine into different mixes the deluxe has half cashews and half peanuts and sells for $7 a pound the economy mix has one third cashews and two thirds peanuts and sells for

    asked by Mary
  48. math

    the brown family boarded a train at 3:55 P.M. to go home from the county fair. it took them 25 minutes to get to the train station from the fair. they spent 75 minutes at the fair. what time did they arrive at the fair

    asked by Joseph
  49. SAT math

    The population of a city can be modeled using the formula P=100,000e^(0.05t), where t is the number of years after 2012 and P is the city's population. Which of the following equations can be used to find the number of years after 2012 that the population

    asked by Anonymous
  50. Math

    What force do you have to apply weighing 1000 ibs to have it accelerate to .2 m sec

    asked by Ro
  51. History

    1.)Aside from slavery, which of the following best summarizes the factors that hastened the Civil War? Changes to the cotton trade and a push to decrease tariffs Declarations against slavery by Britain and the Emancipation Proclamation The election of

    asked by #FreeGucci
  52. History

    2.)In what way did Abraham Lincoln's election further divide the country prior to the Civil War? Lincoln immediately freed the slaves after his election. Lincoln was considered by many to be an abolitionist. Lincoln made it clear he would attack the South

    asked by #FreeGucci
  53. History

    3.)Which answer best explains the effect of the invention of the cotton gin on slave labor in the South? A.)The cotton gin made it possible to plant cotton in even the hardest soil. Because of this, cotton could be grown everywhere, & the labor increased

    asked by #FreeGucci
  54. physics

    Tom exerts a force of 75N horizontally to a skateboarder, Steven's mass is 65kg, for a distance of 2.0m on a frictionless floor. A)How much work did Tom do on Steve? B) What was Steven's final speed?

    asked by Rosi3
  55. science

    three point electric charges q,2q,4q are placed at the three vertices of an equilateral triangle inscribed in a circle. find the net elect ric field at the centre of the triangle. answer : I think the answer is( 9×10^9 ×q√10)/r^2 ,where r is the radius

    asked by shivansh
  56. History

    5.)why would americans free states want slaves state to remain part of the united states as opposed to just letting them leave the union? A.)Federal trade laws, unequal taxation, and slavery B.)Cotton processing, the slave trade, and the federal banking

    asked by #FreeGucci
  57. sciene

    A 4 meter long ladder weighing 25kg rest with its upper end against a smooth wall and lower end on rough ground. What should be the minimum coefficient of friction between the ground and the ladder for it to be inclined at 60 degree with the horizontal

    asked by anil
  58. math

    Triangle ABC is reflected over the y-axis what are the coordinates of the reflected triangle describe in words what happens to the x coordinates and the y coordinates of the original triangle's vertices as a result of this reflection.

    asked by doglover
  59. Science PLEASE HELP!

    What are some hypotheses that have been proposed for the mass extinctions throughout geologic time? Please refer to a specific time period and the organisms which became extinct. ----------------------------------------------------------------------------

    asked by Gracious Human
  60. math

    A boat takes 2 hours to go 40 km down the stream and it returns in 4 hours . Find the speed of the boat in still water and the speed of the stream

    asked by Anonymous
  61. Science

    Characteristics non-living things

    asked by Heien
  62. math

    A girl has 5 books that she wants to read. She wants to read the nonfiction book first and the mystery book last. In how many orders can she read the books?

    asked by Armaan butler
  63. mathematics

    Eight players P1,P2,...,P8 play 3 sets of a tournament. It is known that whenever players Pi and Pj play, the player Pi wins if i

    asked by please do help me out here
  64. Taylor polynomial valid range

    Hi all, What would the largest validity range possible for: 16x^2 - 128x^4 + 4096x^6/3! - 16384x^8 + 1048576x^10/5!

    asked by Mrbob
  65. Science

    The time it takes for a puck to travel from the blue line to the net (d = 18.3 m) if the puck has velocity of 40 m/s is __________ s. (Record your answer to the correct number of significant digits)

    asked by HELP ASAP
  66. History

    which answer best describes andrew johnson's relationship with the radical republicans? A:he founded the radical Republican movement B: he worked with the radical Republicans to pass important legislation C: you frequently voted legislation presented by

    asked by DD
  67. English

    What makes a verb irregular? does not form it's past and present by adding -ed or -d to the past participle does not form it's past and past participle by adding -ed or -d to the present*** does not act as a verb in context functions as a verb but appears

    asked by Jordan
  68. math

    Triangle ABC below is translated 1 unit right and 2 units down. What are the coordinates of the translated triangle? Use arrow notation to write a rule for this translation.

    asked by doglover
  69. Science

    A sprinter has an average speed of 10.2 m/s. What distance, in meters, would the sprinter run in 9.80 s? (Record your answer to the correct number of significant digits)

    asked by HELP ASAP
  70. Physics

    A sprinter has an average speed of 10.2 m/s. What distance, in meters, would the sprinter run in 9.80 s? (Record your answer to the correct number of significant digits)

    asked by HELP ASAP
  71. physics

    on the road with Kate. If she is driving a 2500kg car going 75km/h a)how much kinetic energy will it process. b)She asks "How high would I have to lift the car for the same amount of potential energy"? converting 75km/h to m/s

    asked by Annie
  72. Math

    If a seed is planted, it has an 85% chance of growing into a healthy plant.if 8 seeds are planted what is the probability that exactly 3 don't grow ?

    asked by Amy
  73. Chemistry

    At equilibrium, what is the rate of production of reactants compared with the rate of the production of products? much higher higher*** the same lower

    asked by Jordan
  74. Math

    the room is rectangular and measures 9 feet on one side and 15 feet on the other. she needs 0.5 ounces of paint per spuare foot. how much paint does she need?

    asked by Dennis
  75. Chemistry

    If sulfur dioxide and oxygen can be made into sulfur troxide, what is the reverse reaction? 2SO3-->2SO2+O2*** SO3+O2-->SO5 2SO2+O2-->2SO3 SO3+2SO3-->3S+4O2

    asked by Jordan
  76. maths

    What is the length of the shortest piece of string which can be cut into equal lengths, each 15cm or 20 cm or 25cm long?

    asked by Loky
  77. life orientation

    are individuals empowered and do they understand their human rights or when their rights/the rights of others are being violated.provide five reasons for your analysis and standpoint

    asked by obakeng gaanewe
  78. Chemistry

    Consider the reaction N2(g)+3H22NH3(g). What is the effect of decreasing the volume on the contained gases The reaction shifts toward the product gas The system reacts by increasing the number of gas molecules*** the pressure on the gases decreases

    asked by Jordan
  79. L O

    Law/Legislation and its relevance to the issue you are discussing and extent to which this law protects the individual against human rights violation

    asked by HAZARD
  80. Chemistry

    In an endothermic reaction at equilibrium, what is the effect of raising the temperature? The reaction makes more products the reaction makes more reactants*** the reaction is unchanged the answer cannot be determined

    asked by Jordan
  81. Writing-research

    How do I write a research topic? What does by "it has to be specific? Thanks

    asked by Suhna
  82. Physics

    A steel cable of diameter 15mm supports a lift of total mass 1500kg. If the maximum safe working stress for steel is 10^8 N/m^2, calculate how the lift was moving when the wire broke

    asked by Bob
  83. trig

    sin 25° cos 35° + cos 25° sin 35°

    asked by EBB
  84. English

    What would be a good thesis statement for a research paper on endangered species I'm trying to focus more on the overall history such as why we created the endangered species list in the first place I just can't think of a good thesis statement.

    asked by BLAH
  85. Chemistry

    What is the equilibrium constant in the following reaction [C][O2]/[CO2] [CO2]/[C][O2] [C]^2[O2]^2/[CO2]^2 [CO2]^2/[C]^2[O2]^2

    asked by Jordan
  86. History

    6.)What does the phrase, "swapping horses in the middle of the stream, "mean, and who said it? A.)Lincoln said it & was referring to his disapproval of changing the presidential administration during the civil war B.)california journalist Noah Brooks said

    asked by #FreeGucci
  87. MATHS

    Generate the sequence: 1,3,5,4,10,7,15,8,20,9,18,24,31,14,28,22,42,35,33,46......

    asked by TRYSYENS
  88. College Algebra

    what is the equation involving sine that models a periodic function with an amplitude of 2, a period of 2ð/3, and a horizontal shift of 3.5 units?

    asked by jared
  89. History

    7.)During the Civil War, a state called a border state was one which? A.)Allowed slavery but did not secede. B.)Outlawed slavery but not part of the Union. C.)Was declared neutral by the U.S. government. D.)Was quickly reclaimed by the Union after the war

    asked by #FreeGucci
  90. History

    8.)At the outbreak of the Civil War, which of the following states was considered a Free State? A.)Delaware B.)Indiana C.)Maryland D.)Texas

    asked by #FreeGucci
  91. math

    Suppose the daily high temperature in a town is 3 degrees above average one day, then 5 degrees below average the next day, then 2 degrees above average, then 1 degree below average, then 6 degrees above average, then equal to the average the next day.

    asked by Julie
  92. math

    estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth A. 43.3 B.136.1 C.86.7 D.5887.2

    asked by Larry
  93. science

    When molecules of water vapor in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in ___.

    asked by becky
  94. science

    When exposed to the same amount of heat for the same amount of time, a 3 g sample of copper will experience a greater temperature change than a 12 g sample of copper due to its smaller ___.

    asked by becky
  95. Art

    Which step involves critiquing a work of art? Create. Imagine. Analyze.)MY ANSWER Reflect.

    asked by LOVE
  96. math

    make each of the following the subject of the formula n,s,c in (1-n√s/c)*100/1

    asked by david
  97. science

    The contents of a can of air freshener are gaseous when sprayed, but remain a liquid while in the can due to ___.

    asked by becky
  98. Art

    What is the role of art criticism in evaluating a work of art? To harshly judge a piece.)MY ANSWER To share an emotional reaction. To give an educated opinion.

    asked by LOVE
  99. math

    How much money should be invested now (rounded to the nearest cent), called the initial investment, in a Treasury Bond investment that yields 4.75% per year, compounded monthly for 10 years, if you wish it to be worth $20,000 after 10 years?

    asked by jjiiddss 0-0
  100. English II

    Read the passage and answer the question that follows. Chief Joseph's Surrender Speech, October 5, 1877 by Chief Joseph Tell General Howard I know his heart. What he told me before, I have it in my heart. I am tired of fighting. Our Chiefs are killed;

    asked by Jessie
  101. mqth and science early childhood

    ​Children do not need a variety of concrete experiences that enable them to learn the properties of Earth's materials

    asked by latavia robinson
  102. Math

    The graph below was drawn with output on the vertical axis and input on the horizontal axis. What does the graph indicate about the relationship between the input and the output?

    asked by Val
  103. Math

    Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.

    asked by angela
  104. Math

    he federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg’s for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is 27

    asked by angela
  105. Business

    The project of corporate social responsibility

    asked by Olgah
  106. English II

    Read the passage and answer the question that follows: Despite our best efforts as parents, we will always make mistakes in raising our children. It's inevitable. There are so many decisions to be made in any given day, week, month, or year. It's an

    asked by Jessie
  107. English II

    from "The Lady of Shalott" by Alfred, Lord Tennyson In the stormy east-wind straining, The pale-yellow woods were waning, The broad stream in his banks complaining, Heavily the low sky raining Over tower'd Camelot; Down she came and found a boat Beneath a

    asked by Jessie
  108. chemistry

    if an ideal gas has a pressure 2.47 atm, a temperature 86.78C and has a volume of 23.83L how many moles are in the sample

    asked by Jessica
  109. Psychology

    Lorraine and Albert are discussing neurotransmitters, getting ready for an exam. Lorraine maintains that neuronal dendrites sort excitatory and inhibitory messages through a process of elimination dictated by reuptake activity. Albert, on the other hand,

    asked by Emma
  110. chemistry

    A salt contains only barium and one of halides ions. A 0.1480g sample of the salt was dissolved in water and an water and an excess of sulfuric acid was added to form barium sulfate which was filtered, dried and weighed its mass was found to be

    asked by Chansa
  111. Psychology

    Dr. Jones is interested in how human behavior may be genetically inherited from remote ancestors, such as chimpanzees. Her field of interest is A. chemical psychobiology. B. evolutionary psychology. C. clinical neuropsychology. D. behavioral genetics. I

    asked by Emma
  112. chemistry

    1. A 12.5843g sample of zrbr4 was dissolved and after several steps all of the combined bromine was precipitated as ArBr. The silver content of AgBr was found to be 13.12160g Assume the atomic masses of silver and bromine to be 107.868 and 79.904.what

    asked by Chansa
  113. Social studies

    How did the argument between the eastern orthodox church and the roman catholic church end? Somebody please answer because I am dying to know how it ended! PLEASE!!

    asked by Curious_kid
  114. history

    the founder of the first bank to offer microcredit loans won a nobel peace prize for his idea. he said the prize brought dignity to women all around the world who strugle to make a living what did he mean

    asked by jjiiddss 0-0
  115. PHYSICS

    Why do objects gain mass while approaching the speed of light

    asked by STEVIUM
  116. Science

    The tracks of the astronauts who landed on the moon are still there in the dust and show no signs of being worn away. This is attruted to the lack of atmosphere on the moon. Which of the following best accounts for the lack of atmosphere. 1)the moon's weak

    asked by Zay
  117. Psychology

    3.If you adopt the _______ perspective, you'll reject an emphasis on what goes on in people's minds in favor of focusing on measurable behaviors that can be objectively measured. A. psychodynamic B. neuroscience C. cognitive D. behavioral 4.Agatha

    asked by Emma
  118. chemistry

    when the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of FeO and Fe203.in a certain experiment, 20.00g of iron metal was reacted with 11.20g of oxygen gas. After the experiment the iron was totally consumed and 3.56g

    asked by Chansa
  119. Algebra

    Approximately 2000 tickets are being sold for a car show next Saturday. The cost of a ticket for an adult is $4 and for a child, it’s $2. The total amount collected on Friday was $6400. Find the number of adult tickets and child tickets sold on Friday?

    asked by Tracy
  120. Physics

    Suppose that two concentric rings, each with equal mass per unit length are joined so that they rotate together. Find the moment of inertia.

    asked by John
  121. Psychology

    5.Regarding the trichromatic theory of color vision, which statement is most accurate? A. The theory maintains that receptor cells are grouped in pairs, such as black-white. B. Specialized cells in the retina engage in a process called feature detection.

    asked by Emma
  122. physics

    Doyle goes bowling with a cement brick to improve his score. If the brick has a mass of 1.5kg and an initial speed of 5.0m/s upon release a)how much kinetic energy did it possess upon release i.e. when let it go and b)how far will the brick slide before

    asked by Rosie
  123. Maths

    how to solve 150 pupils went to concert.3/4 of the number of boys was equal to 1/7 of the number of girls. how many boys went to the concert?

    asked by Eric
  124. Math

    Aimi is making Valentine’s Day cards for everyone in her class. She plans to use a whole sheet of paper for each of her 6 closest friends. She will use 1/8 of a sheet of paper for everyone else in the class. She has 34 sheets of paper. How many of the

    asked by Martin1162
  125. Psychology

    9.By means of introspection, Dr. Marsh attempts to determine the components of things like perception, thinking, and consciousness. By contrast, Dr. Smyth wants to understand what the mind does in producing different kinds of behavior. We can reasonably

    asked by Emma
  126. chemistry

    0.197g of magnesium is burned in air 2Mg + O2 ---> 2MgO However, some of the magnesium reacts with nitrogen in the air to form Magnesium nitride instead : 3Mg + N2 --->Mg3N2 So you have a mixture of MgO and Mg3N2 weighing 0.315g.Determine what percentage

    asked by Chansa
  127. MATH

    Write an inquality for the situation. Sam scored at least 26 points. A. K > 26 B. K => 26 C. K =< 26 D. K> 26 Hey guys please help. ASAP

    asked by Minnie
  128. MATH

    Write an inquality for the situation. Sam scored at least 26 points. A. K > 26 B. K => 26 C. K =< 26 D. K> 26 Hey guys please help. ASAP

    asked by Minnie
  129. Psychology

    13.Within the cerebral cortex, the _______ area is found in the occipital lobe. A. visual B. association C. somatosensory D. main auditory 14.Dr. Lombard's research is focused on the capacity of the human mind to store and retrieve information. Her

    asked by Emma
  130. chemistry

    For the reaction below,when the reaction when 0.5000g of X13 reacts completely, 0.2360g of XC13 is obtained. Calculate the atomic weight of element Xmas and identify it 2X13 + 3C12--->2C13+312

    asked by Chansa
  131. Urgent help Ms sue

    Education researchers believe that a new approach to tackling truancy may help to reduce truancy levels. They wish to carry out a trial to compare the efficacy of the new approach with an existing approach. It is known that some schools have lower truancy

    asked by Steve
  132. Chemistry

    Atmospheric pressure on the peak of Mount Everest can be as low as 0.20 atm. If the volume of an oxygen tank is 10.0 L, at what pressure must the tank be filled so that the gas inside would occupy a volume of 1.2x10^3L at this pressure? Tried using the

    asked by Gale
  133. chemistry

    A 2.077g sample of an element which has an atomic mass between 40 and 55 reacts with oxygen to form 3.708g of an oxide. Determine the formula mass of oxide ( and identify the element)

    asked by Chansa
  134. life orientation

    Describe a recent corruption and fraud in the country making headlines in the media

    asked by brilliant
  135. chemistry

    A 5.000 gram sanple of dry mixture of potassium hydroxide, potassium carbonate and potassium chloride is reacted with 0.100L of 22.0 degrees Celsius and 740.0 torr,is obtained from this reaction. What was the percentage of potassium carbonate in the

    asked by Chansa
  136. U.S. History

    1.) How did Bush v. Gore affect national politics? a.) It called for the beginning of a lengthy recount in the state f Flordia. b.) It questioned the validity of George W. Bush's Election as president. **** c.) The supreme court awarded Florida's votes to

    asked by Hi, Help
  137. chemistry

    Two different chloride compounds of platinum are known, compound X and Y. When 3.45g of compound X is heated, 2.72g of compound Y is formed to 1.99g of platinum metal and some more chlorine gas. Determine the formulas of compounds X and Y.

    asked by Chansa
  138. Geometric Sequence

    The colour of some clothing fades overtime when washed. Suppose a pair of jeansfades by 5% with each washing. To the nearest wash, how many washes would it take so that only 25% of the original colour remains in the jeans? 1. first term = 2. r = 3. tn = 4.

    asked by Emily
  139. math

    a locker combination two nonzero digits and the digits can be repeated the first number is 3. what is the probability that the seconds number

    asked by fontiae
  140. chemistry

    The active ingredients of an antacid tablet contained only magnesium hydroxide and aluminium hydroxide. Complete neutralization of a sample of the active ingredients required 48.5 ML of 0.187 M hydrochloric acid. The chloride salts from this neutralization

    asked by Chansa
  141. chemistry

    The 4.000g sample of M2S3 is converted to MO2 and loses 0.277g.what is the atomic weight of M?

    asked by Chansa
  142. math

    estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth A. 43.3 B.136.1 C.86.7 D.5887.2

    asked by Larry vandermark
  143. Math (Mrs. Sue, please help?)

    A system of equations is given below: y = 3x + 4 2x + 3y = 10 Which of the following steps could be used to solve by substitution? (4 points) 3x + 4 = 2x + 3y 2x + 3(3x + 4) = 10 2(3x + 4) + 3y = 10 3(y = 3x + 4) (I don't understand this at all and I've

    asked by Reb
  144. math

    estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth. A. 43.3 B.136.1 C.86.7 D.5887.2

    asked by Larry vandermark
  145. Chemistry

    addition of conc H2SO4 to Ph-CH(CH3)OH gives product?????

    asked by Edward
  146. Math

    Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Reactangular Prism Length:8 in Width: 2 in

    asked by Sally
  147. Language arts 8B

    the poem It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears. It Shall flush the mountain ranges, And the valleys shall grow bright; It shall bathe the hills in radiance,

    asked by Alicia
  148. Math

    Suppose that your income is at the 81st percentile of wage earners in the United States. What percent of wage earners make more than you do? A. 19% B. 81% C. Cannot be calculated from the information given D. None of the above Answer:A

    asked by angela
  149. Civics

    What are the limitations of the Executive and Legislative branches?

    asked by Calie Boyce
  150. La

    these lines of dialogue from the dairy of anne frank, act 1 reveal a lot about anne's character. In the paragraph , explain at least two things that you find out about anne's personality from her words.

    asked by help
  151. Math please help me i need this answer ASAP

    Using the same two number cubes numbered one through six, think about the event of rolling a sum that is greater than 10. This event would consist of all of the outcomes where the sum is greater than 10.

    asked by FluttershyK22
  152. math

    find the area of prism 5 millimeters 6 meters 13 meters not drama scale A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared help

    asked by Larry vandermark
  153. maths(Please help me out)

    A survey of mobile call interconnectivity indicates that the average time it takes to connect calls from one network to the other is 25 seconds.Assume the variable is approximately normally distributed and the standard deviation is 4.5 seconds.if 80 calls

    asked by Ruby
  154. Math

    Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.

    asked by angela
  155. Math

    The following data set is the GPAs of the students in a statistics class. 1.93, 1.99, 2.00, 2.04, 2.12, 2.34, 2.55, 2.55, 2.75, 2.75, 2.80, 2.80, 2.85, 3.02, 3.12, 3.22, 3.31, 3.33, 3.45, 3.69 What percentile is a GPA of 2.34? A. About the 6th B. About the

    asked by angela
  156. Science

    | | | | |||||||| | | | | |||||||| ^ ^ rarefaction Compression what type of wave us shown above? A: B: C: D:

    asked by Science Nerd
  157. algebra

    A house has increased in value by 38% since it was purchased. If the current value is $483,000 , what was the value when it was purchased?

    asked by Laura
  158. maths

    The management committee of Oxford school has indicated its desire to accept only 40% of all continuing undergraduate based on the results of the end of second semester examinations.the mean score of the examination is 500 and a standard deviation of

    asked by Ruby
  159. Economics!

    Suppose a chemical company is in a perfectly competitive industry and has a short run total cost curve of TC = q3 + 5q2 + 10q + 10 and a short run marginal cost of SMC = q2 + 10q + 10. At the price of 49, how many will be produced?

    asked by Samuel
  160. math

    find the area of prism 5 millimeters 6 meters 13 meters not drama scale. A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared help

    asked by Larry vandermark
  161. math

    If the mean wage of a part time lecturer in a college is 250.00 per month and standard deviation of 25.00.find these probabilities for a randomly selected lecturer,assuming the variable is normally distributed, a.the lecturer earns more than 280.00. b.the

    asked by farahan
  162. MATH HELP ASAP

    For questions 1–4, find the slope of the following graphs. 1. a. 1/2 b. 2 c. 2 d. -1/2 2. a. 3/2 b. 1 c. -1 d. -3/2 3. a. 2/3 b. 3/2 c. 3 d. -2/3 4. a. 0 b. 1 c. -1 d. undefined For questions 5 and 6, find the slope of the line that goes through the

    asked by Anon
  163. physics

    show the expression v=at is dimensionally correct where v represents speed an acceleration and t is instant time?

    asked by Chansa
  164. English

    these lines of dialogue from the dairy of anne frank, act 1 reveal a lot about anne's character. In the paragraph , explain at least two things that you find out about anne's personality from her words. can someone start me out please im not good at essays

    asked by bob
  165. physics

    A fundamental law of motion states that the acceleration of an object is directly proportional to the resultant force exerted on the object and inversely proportional to the mass.if the proportionality constant has no dimensions, determine the dimensions

    asked by Chansa
  166. math

    Eight players P:I, P2,. ..... P8 play a knock-out tournament. It is known that whenever the players Pi and Pj play; the player Pi will win if i < j. Assuming that the players are paired at random in each round, what is the probability that the player P4

    asked by please please please help me solve this urgently
  167. physics

    A Zambian Air Force jet lands with a speed of 100m/s and can accelerate at maximum rate of -5m/s as it comes to rest (a) from the instant the jet touches the runway, what is the minimum time needed before it can come to rest. (b) can the jet land on the

    asked by Chansa
  168. Math

    9 hundreds + 18 tens +13 ones

    asked by Shakeya
  169. math

    find the area of prism 5 millimeters 6 meters 13 meters not drama scale A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared

    asked by Larry vandermark
  170. physics

    The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows uniformly with an acceleration of -5.6m/s for 4.20s marking straight skid marks 62.4m long ending at the tree with what speed does the car strike the tree?

    asked by Chansa
  171. Statistics

    It is claimed that 70% of the cars on the Valley Highway are going faster than 65 miles per hour. A random sample of 12 cars was observed under normal driving conditions with no police car in sight. (A) What is the probability that all of them were going

    asked by Samantha
  172. Early childhood

    What is a natural way for primary kids to process science skills

    asked by Anonymous
  173. algebra

    294 round to ten

    asked by Laura
  174. Math

    The solutions to nx^2 + px + q=0 are 4 and -2/5. What information does this tell you about the graph of f(x)= nx^2 + px +q? If you could answer this for me, that would be great. Thanks in advance :)

    asked by Heaven
  175. physics

    An archaeologist begins a trip by first walking 30km southeast from the campsite. He stops and sets up a temporal camp for the night. On the second day, he walks 60km in direction 60 degree north of east, at which point he discovers the ancient city of

    asked by Chansa
  176. science

    Lesson 9: Energy and the Environment Unit Test Science 7 B Unit 3: Energy and the Environment does anyone have answers to this text C.A

    asked by Katie
  177. physics

    A person walks 25 northeast for 3.10km.how far would she have to walk due north and due east to arrive at the same location?

    asked by Chansa
  178. physics

    A tire 0.5m in radius rotates at a constant rate of 200 rev/min.find the speed and acceleration of a stone lodged in the tread of the tire ( on its outer edge)

    asked by Chansa
  179. geography

    Serial numbers for a product are to be made using 3 letters followed by 4 numbers. If the letters are to be taken from the first 8 letters of the alphabet with repeats possible and the numbers are taken from the digits 0 through 9 with no repeats, how many

    asked by Dimitra
  180. LA

    What is the appositive in this sentence? Tiny Tim’s father, Bob Cratchit, works for Scrooge. (1 point) Tiny Tim father*** Bob Cratchit Scrooge 4. What is the appositive phrase in this sentence? The Ghost of Christmas Future, the third spirit, takes

    asked by Anonymous
  181. physics

    A bag of cement of weight 325N hangs from wires as Shawn. Two of the wires make angels al=60 degrees a2=50 degrees with the horizontal. If the system is in equilibrium find the tension T1, T2 and T3 in the wires.

    asked by Chansa
  182. Math

    Write and simplify the polynomial represented by the model. (Model shows: 3 big blank squares, 2 long black rectangles, 3 small blank squares, 1 big black square, 6 small black squares) a. -2x^2 + 2x + 3 b. 2x^2 - 2x - 3 c. 3x^2 - 2x - 3 d. 2x^2 - 2x + 3

    asked by jai
  183. Algebra

    When multiplying two numbers written in scientific notation what do you do with the exponents of the 10? A. multiply B. add C. subtract D. divide I think the answer is A. multiply. Is that correct?

    asked by Madison
  184. physics

    A 5kg object placed on a frictionless, horizontal table connected to a string that passes over a pulley and then is fastened to a hanging 9kg object. Draw a free body diagram of both the objects. Find the acceleration of the two objects and the tension in

    asked by Chansa
  185. english

    Which of the following describes stage directions? a central message about life explanations about how the actors sound and behave the meaning behind events and characters’ actions writing that is vague and uncertain

    asked by Tamya Beard
  186. Algebra 2

    1. What is the determinant of the matrix? [5 6] [2 9] a. -33 b. 6 c. -6 d. 33

    asked by Anastassia
  187. Math

    Which best describes best describes your ability to graph inequality

    asked by Emma
  188. Math

    Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height:

    asked by Sally
  189. Science

    Hello, I was just wondering what it means when something says "a white flower is crossed with a red flower" Could anyone please tell me?

    asked by Val
  190. math

    I think of a number double it and add 14. The result is 36. What is the number? With working

    asked by Doniqua
  191. Math Please Help ASAP

    (m^2-m-3)+(m-4) m^2+m-1 m^2+2m-7 m^2-7 m^2-1 please help, is it D?

    asked by random person who probly takes the same class as you
  192. Pre-Algebra

    A mat is 3w inches wide and the frame is w inches wide around a 16in x 48 in poster. Type an expression for the amount of frame material needed.

    asked by Jennifer
  193. math

    Is the relation a function? 4 -> 8 7 -> 11 10 -> 14 12 -> 10 A. yes B. no

    asked by emily
  194. Algebra

    Does y=-3(4^x) represent an exponential function? I think it does, but I'm not sure

    asked by Madison
  195. Math

    a trading token is in the shape of a trapezoid and has an area of 25 square centimeters and the bases are 3 and 7 centimeters what is the height of the token.

    asked by Angleo
  196. chemistry

    The gas in a fixed container was at STP before is was lifted by a balloon into the atmosphere. What would the new pressure be in kPa if the temperature at a higher altitude was 268 K? a .00138 kPa b 103 kPa c 99.4 kPa d .982 kPa

    asked by tristan
  197. Science

    How does the force the rocket is launched with affect the distance it travels?

    asked by Dilnoza
  198. Math

    1. Write the number of permutations in factorial form. Then simplify. How many different ways can you and six of your friends sit in your assigned seats in math class? A.6!; 120 B.6!; 720 C.7!; 2,520 •• D.7!; 5,040 Correct me

    asked by Till a
  199. Physics

    a)In the series circuits, what do you notice about the voltage across each resistor compared with the voltage of the battery? (There could be more than one answer) 1.The resistor voltages multiplied together give the battery's voltage 2.The resistor

    asked by Mariah
  200. mathematics for accounting

    the question is the formula use in calculating depreciation that is reducing balance method which is (1-n√s/c)×100/1 now we were asked to now make each of n,s,and c in the formula the subject of the formula

    asked by david
  201. Chemistry

    A mixture of He, Ne. And Ar has pressure of 16.1 atm at 28.0c. If the partial pressure of He is 3.05 atm and that of Ar is 1.16 atm, what is the partial pressure of Ne?

    asked by Ciara
  202. Math

    Jim wants to give 4 friends 3/5 of pizza how many pizzas will he need

    asked by Faith
  203. Chemistry

    How many grams of solute are present in 795 ml of 0.130m KBr?

    asked by Ray
  204. 9th grade Physical Science

    Two dogs are fighting over a rope. The first dog is pulling with 10N to the right. The second dog is pulling with 15N to the left. Which way will the rope move?

    asked by Jennifer
  205. Chemistry

    Calculate the ph of a solution that is 0.157m HCI?

    asked by James
  206. Chemistry

    Complete and balance the precipitation reaction. Include physical states in your answer. CuCI2(aq)+Na2CO3(aq)

    asked by Tiara
  207. Math

    3+3=-+2

    asked by Bella
  208. math

    write a phrase for y+9.

    asked by M&M
  209. Chemistry

    If an ideal gas write the balances equation for the combination of magnesium and oxygen to form magnesium oxide, MgO.

    asked by Jaila
  210. math

    the volume of a prism is 56cm^3 if the length is 7cm and the width is 4 cm what should be the height?

    asked by may
  211. Math

    space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6)

    asked by Till a
  212. Algebra

    what is the domain function y=√3x+3 The sqrt sign goes over the 3x+3 can someone show me how to do this problem?

    asked by Mike
  213. Math

    he ate 1/8 of the cereal then ate 1/6 of what was left next day. how much did he eat the second day

    asked by Nico
  214. Algebra

    Find the GCF of the terms of the polynomial. 12x+20 A. 2 B. 4 C. 5 D. 10 I think it's B. 4

    asked by Madison
  215. Algebra

    After a 90% reduction, you purchase a DVD player on sale for $50. What was the original price of the DVD player?

    asked by Renee
  216. math literacy, life science, history,sotho

    What careers can I study for, where and how much will it cost????

    asked by pitso ROFIWA
  217. health science chemistry

    How many ml of water should be added to 20.0 ml of a stock of 12.0 M HCl solution to make 1.50 M HCl ?assume that the volumes are additive.

    asked by konja
  218. math

    evaluate |-8| + |2|

    asked by may
  219. social studies

    1.when prices at a high rate, it is called? interest rate net export inflation taxes 2. which of these is not a purpose of money? store of value producers of resources unit of account medium of exchange

    asked by megan
  220. math

    evaluate |-8| + |2| does it mean 8 + 2?

    asked by maya
  221. math

    I think of a number double it and add 14. The result is 36. What is the number? With working

    asked by Doniqua
  222. math

    The area of a plot of land is 2496 square meters. A small part of the land is fenced. The ratio of the area of the plot of land to the area that is not fenced is 48:31. What is the area of the land that is not fenced? (5th grade math)

    asked by ben
  223. Math

    Draw 2 different rectangles with a the perimeter of 8cm. One rectangle has the least area. The other rectangle has the greatest area.

    asked by Iya
  224. Math

    The systolic blood pressure of 18-year-old women is normally distributed with a mean of 120 mm Hg and a standard deviation of 12 mm Hg. What percentage of 18-year-old women have a systolic blood pressure that is within 3 standard deviations of the mean on

    asked by angela
  225. Math

    The diameters of bolts produced by a certain machine are normally distributed with a mean of 0.25 inches and a standard deviation of 0.01 inches. What percentage of bolts will have a diameter greater than 0.24 inches? A. 79.13% B. 82.46% C. 84.13% D.

    asked by angela
  226. Math

    Write twenty million, five hundred ten thousand in expanded notation using exponents.

    asked by Elizabeth
  227. Math

    If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours? A. About 25% B. About 50% C. About 75% D. About 68% Answer B

    asked by angela
  228. Texas State History

    All of these changes occurred in Texas as a result of NAFTA except_________ (1 point) A Highway 59 widened B trucking and warehouse industries boomed C international bridges were built D many businesses left Houston and Dallas I think it's B if I'm wrong

    asked by Aiecha
  229. enlish part 1

    A Lincoln Preface is an example of what kind of writing?

    asked by allie
  230. Math

    If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, use the 68-95-99.7 rule to approximate the percentage of light bulbs having a life between 2000 hours and 3500 hours? A. About 13.5% B.

    asked by angela
  231. social studies

    Which of these events would most likely lead to a rise in interest rates for home mortgages? The prices of homes for sale in a certain city rise by a great deal. Many new lenders begin offering home mortgages. Home sales increase greatly for several months

    asked by megan
  232. Math

    Decide which of the described variables is/are likely to have a normal or near-normal distribution. a) The heights of corn stalks in one row of corn that is half a mile long b) The numbers of viewers of each of the channels from 202 to 550 on Direct TV at

    asked by angela
  233. st josephs

    for the next 4 years you will get the following cash flow. $420 $520 $750 $540. Assume that the interest is 5.5% how much money will you have in 4 years

    asked by Sandra
  234. Math

    The amount of Jen’s monthly phone bill is normally distributed with a mean of $50 and a standard deviation of $10. Find the 25th percentile. A. About $46.30 B. About $43.30 C. About $43.40 D. about $43.20 Answer : B---43.30

    asked by angela
  235. science

    If a radioactive isotope has a half life of 10 years and you start with 100 grams what is the fraction left, percentage left, and amount of original in grams I would like for you to explain how to do it not tell me the answer that's the question

    asked by keona
  236. math

    solve log(2+x)-log(x-3)=log2

    asked by sarah
  237. Math

    You run a small furniture business. You sign a deal with a customer to deliver up to 500 chairs, the exact number to be determined by the customer later. The price will be $120 per chair up to 400 chairs, and above 400 the price will be reduced by $0.25

    asked by Lucas
  238. History

    How did the Transcendentalist movement in the mid-1800s reflect American life at that time? What other movements did Transcendentalism inspire

    asked by Sid.V
  239. Help my son's math

    A TRAIN IS TRAVELING AT A RATE OF 76KM EACH HOUR . ESTIMATED THE TIME IT WILL TAKE THE TRAIN TO TRAVEL 399KM??

    asked by Kevin
  240. social studies

    what is the most likely effect on a person's income if he or she has little education and few skills? A. the person's income will vary greatly. B. the person's will earn a high income. C. the person's income will decline over time. D. the person's will

    asked by megan
  241. precalculus

    solve log(2+x)-log(x-3)=log2 I know the answer is 8

    asked by sarah
  242. finance

    A man deposit 24, 000 into a mutual fund that is expected to grow at a annual rate of 8%. What will be the rate of the investment be in 2 years 4 years 6 years 8 years

    asked by maureen
  243. math

    A runner has a stride length of 5 feet for the first half of the race and a stride length of 4.5 feet for the second half. How many strides would it take to finish the second half of the marathon? Hint: 5 ft is 5.0 x 10 4.5 is 4.5 10

    asked by kris
  244. Algebra

    The table shows how much an air-conditioning repair company charges for different numbers of hours of work.graph the data and find the and y-intercept from the. then write the equation for the grap intercept formh in slope

    asked by ernest
  245. Math

    The mean score on the exit examination for an urban high school is 63 with a standard deviation of 9. What is the standard deviation of the distribution of sample means with a sample size of 9? A. 2 B. 3 C. 4 D. 4.1 answer B

    asked by angela
  246. Math

    solve. A rectangular room with an area of 300 square feet. I need to change the area to 363 square feet by increasing both the length and the width by the same percentage. By what percentage did the increase

    asked by Anonymous
  247. Chemistry

    What is the pH of a solution prepared by mixing 50.0 mL of 0.010 mol/L HCl(aq) and 50.0 mL of 0.010 mol/L Ca(OH)2(aq)? Assume the temperature is 25 degrees Celsius. Additional information given: Kw = 1.0×10^−14 at 25 degrees Celsius. The possible

    asked by allie
  248. Math

    A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.77 hours. Assume that a random sample of 40 mechanics is selected and the mean

    asked by angela
  249. Math

    If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, approximately what percentage of light bulbs has a life of more than 3000 hours? A. About 84% B. About 68% C. About 32% D. About 16%

    asked by angela
  250. social studies

    which of these is an example of entrepreneurs malia starts selling jewelry she made in an online store liam found a summer job walking dogs in his neighborhood pavel worked hard to learn how to speak a foreign language Ophelia took classes in painting and

    asked by megan
  251. Reading

    Imagine you were a teacher beginning employment at a school or early childhood program. What kind of guidance, support, and training do you feel you need to become comfortable and capable in areas of working with families

    asked by Janie
  252. Math

    You run a small furniture business. You sign a deal with a customer to deliver up to 500 chairs, the exact number to be determined by the customer later. The price will be $120 per chair up to 400 chairs, and above 400 the price will be reduced by $0.25

    asked by Lucas
  253. math

    Help please I have a test tomorrow morning

    asked by Anonymous
  254. Physics

    A mass of 20 kg is held 1.20 107 metres above the surface of a planet that has a radius of 1.50 107 metres and a mass of 4.50 1028 kg. a) If the mass were to be dropped freely to hit the surface of the planet, with what velocity would it collide with the

    asked by Kia
  255. algebra

    what two numbers add up to 4 and multiply to 6?

    asked by bret
  256. math

    Can you please help me with a math problem

    asked by Anonymous
  257. Chemestry

    4. The components in the following phospholipid are CH20 (CH2) 14CH3 CHOC (CH2)14CH3 CH2OPOCH2CH2NH3

    asked by Gaudy
  258. Algebra

    Mr. Brown has 24 meters of fencing. He wants to build a rectangular pen for his rabbits. Draw two different rectangles that Mr. Brown could build. Use only whole numbers for the lengths of the sides of each rectangle. Label the length of each side. Find

    asked by Dessie
  259. Math

    Suppose the equation v=16.2x^2 - 192.1x + 2800 represents the value of a house from 1925 to 1950. When did the house have the lowest value? Round to the nearest whole number. (X=0 in 1925)

    asked by Koki
  260. Language arts

    I need help what are 2 instances in "an hour with abuelo"? please help thank you

    asked by Anastasia
  261. Statistics

    The probability that Samantha will be accepted by the college of her choice and obtain a scholarship is 0.35. If the probability that she is accepted by the college is 0.65, find the probability that she will obtain a scholarship given that she is accepted

    asked by Maria M.
  262. Physics

    A 4.00-kg block rests on a 30.0° incline. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline, given g= 9.80m/s^2?

    asked by Justin
  263. PHYSICS

    The volume of a gas is 450 mL when its pressure is 1.00 atm. If the temperature of the gas does not change, what is the pressure when its volume is changed to 2.00 L?

    asked by Caleb
  264. Chemistry

    What is the oxidation state of chromium in cr2o7^-2

    asked by Julia
  265. Chemistry

    3 x 10^23 molecules of element Z have a mass of 38 g. What is the mass of 1 mole?

    asked by Monica
  266. Chemistry

    What amount of ammonium sulfate is produced by the reaction of 8.48g of ammonia with 24.50g sulfuric acid?

    asked by benji
  267. Math

    f(x) = cos (1/x) Find the limit as x approaches infinity and find the limit as x approaches negative infinity. Identify all horizontal asymptotes.

    asked by David
  268. Math

    f(x) = cos (1/x) Find the limit as x approaches infinity and find the limit as x approaches negative infinity. Identify all horizontal asymptotes.

    asked by David
  269. physics

    Potential energy between charges + q at even places and -q on odd places on the corner of a hexagon of edge lenth 'a'

    asked by SUMEDHA
  270. english

    twenty years later mar can still remember all of the words of her high school fight song. This can be attributed to : Mary's devotion to her high school or previewing or reviewing or overlearning, I choose overlearning is this correct?

    asked by jennifer
  271. Chemistry

    An indicator is what type of compound? a. reducing agent b. oxidizing agent c. weak base or acid d. strong base or acid

    asked by benji
  272. Science one question dont understand plz help ASAP

    i know that from earth to the moon is 238,855 miles but i don't know how much that is in months

    asked by Thikra
  273. Math

    Use Simpson's Rule and all the data in the following table to estimate the value of the integral b=-5 a=-11 x= -11 -10 -9 -8 -7 -6 -5 y= 6 -9 -3 -9 -1 -9 -1

    asked by John
  274. Math

    The following table shows the rate of water flow (in L/min) through a dam. t (min) 1 6 11 16 21 26 31 V'(t) (L/min) 1 8 2 9 7 5 9 Approximate the total volume of water that passed through the dam from t=1 to t=31 using Simpson's rule, with n=6.

    asked by Steve
  275. Parametric Curve

    Match the parametric curve to its description. Be careful: It is possible that the same description fits more than one parametric curve! (a) (t + 1,4t−2) (b) (t^2,3t^2) (c) (cost,2(cost)^2 + cost) (d) ((2t + 1)sint,(2t + 1)cost) (e) (2t−1,5) (1) A

    asked by Mr Homie
  276. Finite Math

    A student is making out her schedule for next year. Her list consists of 9 required courses and 12 elective courses. She must take at least 4 courses but cannot take more than 6 courses. In how many ways can she select courses such that she takes at least

    asked by Jay
  277. english

    Reciting includes a: verbalizing information b: saying main ideas aloud c: writing main ideas d" all of the above e" either b or c but not both I chose all of the above is this correct?

    asked by jennifer
  278. math

    the question is the formula use in calculating depreciation that is reducing balance method which is (1-n√s/c)×100/1 now we were asked to now make each of n,s,and c in the formula the subject of the formula please help me

    asked by Anonymous
  279. Functions

    f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undefined? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undefined? (d) Find a

    asked by Mr Homie
  280. geometry

    I have a few questions about finding the area. I don't know how to link images on here, so I will just try my best to describe the shapes. First question: What is the area of the figure below? It is a parallelogram connected to a triangle. The spotted line

    asked by Gina