Questions Asked on
September 24, 2012

  1. science

    why does the change for the atomic radii of the elements in period 3 look similar to period 2?

    asked by rachel
  2. Calculus

    Given Z = 2(cos 148° + isin 148°) and W = 5(cos 11° + isin 11°), find and simplify z/w. 10(cos 137° – isin 137°) 0.4(cos 137° + isin 137°) 0.4(cos 137° – isin 137°) 10(cos 137° + isin 137°)

    asked by batmo
  3. Chemistry Check

    A thermocouple was calibrated to give Celsius temperature. In the ice bath the voltage reading was 0.250 V, and in boiling water at 736 Torr the reading was 1.20 V. Derive the conversion equation between Volts and temp. C. So if I'm working this right, it

    asked by Sarah
  4. Chemistry

    A gas can holds 1.5 of gasoline, what is this quantity in cubic centimeters? answer using two significant figures,

    asked by Hanna
  5. Calc 1

    I need help solving for this final problem to complete my assigment. Please help! Solve for x: ln(x^4)-ln(x^2)=2

    asked by arcos15
  6. english

    Identify which one of the following sentences is missing punctuation. Please correct the error and explain why the correction is necessary. a. I woke up when the book slipped from my lap and landed on my foot. b. After the book slid from my lap and landed

    asked by lisa
  7. social problems

    analyzing cultural traits and items. kinds of foods and eating patterns differ in other cultures. for ex. in many parts of the world people use only their right hand to eat. investigate an area of the world in which you are interested and compose a report

    asked by donnie
  8. Calculus

    I need help solving for this final problem to complete my assigment. Please help! Solve for x: ln(x^4)-ln(x^2)=2

    asked by arcos15
  9. Physics(Please help, thank you)

    Using a force table the direction and magnitude had to be found for the following measurements: F1 = 200 grams at 30 degrees; F2 = 200 grams at 120 degrees The magnitude and direction found was 280 grams at 257 degrees. Using the magnitude and direction of

    asked by Hannah
  10. chemistry

    Describe how you would prepare 10 mL each of 2 M, 1.5 M, and 1 M NaCl solutions from a 2 M stock NaCl solution. Describe your actions–exactly what you woulddo–step-by-step–when preparing thissolution. Also show all calculations. Be sure all amounts

    asked by Debbie
  11. Chemistry

    Calculate the energy in calories lost when 30.0 ethanol, , cools from 56.5 degree Celsius to -42.0 degree Celsius.

    asked by Dru
  12. chemistry

    [correction]Calculate the energy in calories lost when 30.0 grams of ethanol cools from 56.5 degree Celsius to -42.0 degree Celsius.

    asked by Dru
  13. math

    exam rose from 20.8 to 21.1 what percent increase was this nearest to the tenth?

    asked by erica
  14. chemistry

    What is the density of a 23.92 g object block if the dimensions: length = 10.6 mm height = 5.47 cm width = 0.0352 m

    asked by danyae
  15. chemistry

    What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm

    asked by danyae
  16. Physics

    A block of mass 3m is placed on a frictionless horizontal surface, and a second block of mass m is placed on top of the first block. The surfaces of the blocks are rough. A constant force of magnitude F is applied to the first block. Assume that the upper

    asked by Oyster
  17. math 116

    week 5: self check answers

    asked by lisa
  18. Social studies

    What does "the Pyramids" refer to in Egypt? How many pyramids are called 'the Pyramids'?

    asked by rfvv
  19. physics

    calculate the impulse to stop a 1500kg car moving 90kmper hours

    asked by master
  20. chemistry

    how many grams of NaOH should be used to make 200 mL of a 0.24M solution of NaOH starting with a .4M HCL solution

    asked by tera
  21. physics

    A ball is dropped from rest off a 27 m building.What is the maximum speed that the ball will reach?

    asked by Brayden
  22. chemistry

    Need to write a brief description of the procedure required to make 900mL of a 0.5 M NaCl solution. The formula weight of NaCl is 58.4g/mole.

    asked by Debbie
  23. precalculus check immediately

    suppoe f is a function with domain [1,3]and range[2,5]? define functions g and h by g(x)=3f(x)and h(x)=f(4x) what is domain and range of g what is domain and range of h I solved it and got it like this domainof g=[1,3]and range of g=[3,9] Domain of

    asked by fatima
  24. Health

    Help needed Who might be responsible for abuse in clients with dementia?

    asked by jessica
  25. Physics

    A stone is dropped from the roof of a high building. A second stone is dropped 1.51 later. How far apart are the stones when the second one has reached a speed of 12.6 ?

    asked by Amie
  26. Physics

    A person who is properly constrained by an over-the-shoulder seat belt has a good chance of surviving a car collision if the deceleration does not exceed about 30 "'s". Assuming uniform deceleration of this value, calculate the distance over which the

    asked by Amie
  27. algerbra

    24+61+b+3a+b+3d How do you do this?!

    asked by Mary
  28. physics

    A boy is sledding down a slope that is inclined at 30.0° with respect to the horizontal. A moderate wind is aiding the motion by providing a steady force of 108 N that is parallel to the motion of the sled. The combined mass of the boy and sled is 53.6

    asked by simon
  29. physics

    if an egg is thrown at an initial height of 1.9m and lands 2.09s later at 19m what is the velocity at which the egg was thrown and the velocity with which it lands

    asked by megan
  30. English

    A: I'm very hungry. B: Let's go to the restaurant then. (In this sentence, what is the use of 'the' before 'restaurant'? Does it refer to the specific restaurant or is 'the' used in generic usage?)

    asked by rfvv
  31. maths

    30% of the t-shirts on a shelf are small. 40% of the remainder are large and the rest are medium. There are 240 more meduium than small t-shirts. How many t-shirts are there altogether?

    asked by joel needs help urgently
  32. maths

    1. After J spent 3/7 of his money and M spent 1/3 of his, they both had the same amount of money. If J had $408 less than M at first, how much money had M left? 2. 1/4 of the amount of water in a small fish tank is equal to 1/2 a pail. If the tank contains

    asked by joel needs help urgently
  33. science

    I need 2 examples of suspensions and solutions used in households, industries, agriculture and medicine.

    asked by Fany
  34. art

    can we use the line and painting markers and pencil all together

    asked by artisticone
  35. physics

    HELP!!!A pitcher throws a 0.5kg ball of clay at a 6kg block of wood. The clay sticks to the wood on impact and their joint velocity afterwards is 3m/s. What is the original speed of the clay? I know the answer is 39m/s but I have no idea how they come up

    asked by tiffany
  36. differential equations

    Suppose the fraction of a cohort of aids patients that survives a time t after aids diagnosis is given by S(t) = exp(-kt). show that the average survival time Taver after aids diagnosis for a member of this cohort is given by Taver= 1/k. show every steps

    asked by fatih elmali
  37. physics

    A snowmobile is originally at the point with position vector 31.5 m at 95.0° counterclockwise from the x axis, moving with velocity 4.29 m/s at 40.0°. It moves with constant acceleration 1.82 m/s2 at 200°. After 5.00 s have elapsed, find the following.

    asked by hhh
  38. physics

    A snowmobile is originally at the point with position vector 31.5 m at 95.0° counterclockwise from the x axis, moving with velocity 4.29 m/s at 40.0°. It moves with constant acceleration 1.82 m/s2 at 200°. After 5.00 s have elapsed, find the following.

    asked by hhh
  39. Chemistry

    Carbon-14 has a half-life of 5730 years In a plant fossil you find that the 14 C has decayed to 1/8 of the original amount how long ago was this plant

    asked by Shay
  40. chemistry

    How long would it take to melt a 400 lb.block of ive at a temperature of 55 degrees

    asked by sandi
  41. Math

    I need some help solving this equation. 8x+4-4x=x-14

    asked by Aaron
  42. chemistry

    how to balance a complicated chemical equation.explain with a example.tell me a shortcut to balance complicated chemical equation.

    asked by J.Nandhini
  43. Algebra

    In 2007, Donald's stock portfolio decreased in value by 25%. In 2008, his stock portfolio decreased in value by another 40%. What percentage gain is required in 2009 for Donald's stock portfolio to return to the value it had in the beginning of 2007?

    asked by Amanda
  44. ,xsccmbd

    80 moicro farad capcitor is connected to 220 volt battery it is then disconnected and connected uncharged capacitor of 360 micro farad what is the charge of the uncharged capacitor

    asked by Anonymous
  45. physics 2

    A long wire carries a current of 1 ampere.Find the magnitude of the magnetic field 2 meter away from the wire.

    asked by ace
  46. math

    what is 7 divied by 48.93 =

    asked by kamriana
  47. math

    Alottery has 100 tickerts which are placed in a barrel . Three tickets are drawn at random from the barrel to decide 3 prizes . If john has 3 tickets in the lottery , determine his probability of winning : A.first prize. B.first and second prize. C.all 3

    asked by katy
  48. asdfds

    a car is speeding up and has an instantaneous velocity of 6.0 m/s in the x direction when a stopwatch reads 10.0 s. it has a constant acceleration of 1.5 m/s^2 in the x direction until the stopwatch 12.0 s. how far does it travel during this time interval?

    asked by Anonymoussdfs
  49. chemistry, i need helppp like a.s.a.p!!!!

    What is the density of a 23.92 g object block if the dimensions: length = 10.6 mm height = 5.47 cm width = 0.0352 m

    asked by danyae
  50. chemistry, i need help like a.s.a.p!!!!

    What is the density of a block of unknown material with a mass of 19.07 g if the dimensions are: length = 3.1 cm height = 1.9 cm width = 4.6 cm

    asked by danyae
  51. chem

    have 0.0114 mole of Cu(OH)2 (s) a gelatinous precipitate. After heating, and converting all of it to CuO(s) wash the solid as a means of purifying it. How much (in g) should you have of CuO at this point? do you just convert 0.0114 moles cu(OH)2 to grams

    asked by ANON
  52. english

    State what kind of term, such as mathematical, scientific, political science, history, etc.- 1. ideological 2. constructivist 3. Marxist 4. Vector 5. axiomatic 6. azimuth 7. Matrix 8. hypothesis 9. theory 10. phenomena

    asked by Micah Crabb
  53. Math

    Suppose that X is binomial (4, 0.5), find P[X>2] Would the answer be 0.5?

    asked by Mike
  54. Houston community college

    A projectile is fired from ground level with an initial velocity of 50m/s and an initial angle of 30degree. Assuming g= 9.8 m/s*2, find: (a) The projectile total time of flight. (b) The maximum height attained (c) The total horizontal traveled (d) The

    asked by Abraham
  55. Physics

    A projectile is fired from ground level with an initial velocity of 50m/s and an initial angle of 30degree. Assuming g= 9.8 m/s*2, find: (a) The projectile total time of flight. (b) The maximum height attained (c) The total horizontal traveled (d) The

    asked by Abraham
  56. Co

    1774 divided by 6

    asked by Anonymous
  57. world civilization

    . How did the institutions of family and clientage and the establishment of patrician and plebian classes contribute to the stability of the early Roman Republic?

    asked by lashay
  58. Chemistry

    What is the reactant when sugar is mixed with water? Also, what is the product?

    asked by Jeb
  59. world civilization

    Why did the Romans and the Carthaginians clash in the First and Second Punic Wars? Could the wars have been avoided? How did Rome benefit from its victory over Carthage? What problems did this victory create?

    asked by lashay
  60. world civilization, need help A.S.A.P!!!

    What social, economic, and political problems did Italy have in the second century B.C.E.? What were the main proposals of Tiberius and Gaius Gracchus? What questions about Roman society did they raise? Why did the proposals fail?

    asked by lashay
  61. Economics

    Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the

    asked by audrey
  62. Chemistry

    For the unbalanced reaction: FeSO4 (s) → Fe 2O3 (s) + SO2 (g) + O2 (g) ; how many total moles of gas are produced from the decomposition of 9.98 mol FeSO4 (s)?

    asked by Misha
  63. physics

    A football player is running at a speed of 9m/!@#$%^&s the goalpost and comes to a stop in 0.050 sec. Calculate his acceleration and compare it with that of gravity.

    asked by Anonymous
  64. American History

    As passed by the Congress after McKinley delivered his war message to Congress, the declaration of war against Spain was modified by the Teller Amendment, which stipulated that A. the United States wouldn't annex Cuba. B. trade with Spain would continue as

    asked by bessie
  65. world civilization

    How was Roman society different after the struggle ended? during the 5th century

    asked by lashay
  66. American History

    Which of the following statements is most accurate regarding America's political climate between 1876 and 1896? A. The influence of the president over Congress diminished. B. Southern states tended to vote Republican. C. Little political power or influence

    asked by bessie
  67. Physics

    If it takes 2.37 seconds for a stone to hit the ground from a cliff. (a) From what height was the stone dropped from? (b) What is the stones final velocity when it hits the ground?

    asked by Sammy
  68. Science chemistry

    It takes 1 hour and 17 min. for a 1.000gsample of a certain isotope to decay to 0.121g. What is the half-life of this isotope? plssss helpp

    asked by Shay
  69. economic

    explain the importance of the following terms in the u.s. free enterprise systerm;(A) profit motive, (B) voluntary extange, (C) private property rights, and (D) compition

    asked by jacky
  70. finance

    You annually invest $1,500 in an individual retirement account starting at the age of 20 and make the contributions for 10 years. Your twin sister does the same starting at age 30 and makes the contributions for 30 years. Both of you earn 7 percent

    asked by gary
  71. Math-Stats

    An insurance company charges its policy holders an annual premium of $200 for the following type of injury insurance policy. If the policy holder suffers a "major injury" resulting in lengthy hospitalization, the company will pay out $15,000 to the injured

    asked by Jillian
  72. Math

    a factory has a machine which bends wire at a rate of 8 units of curvature per second. how long does it take to bend a straight wire into a circle of radius 5?

    asked by James
  73. World History

    It's believed that the role of feasts in the Ice Age was to?

    asked by Taylor
  74. Math

    If it costs $75 to install 40 feet of fencing, how much does it cost to fence a rectangular garden that measures 12 feet by 16 feet?

    asked by Rox
  75. Physics

    Using T-charts A marble it dropped from a stair well that is 4.3 m high. (a) How long will the marble be in the air for? (b) What speed will it be traveling at as it hits the ground?

    asked by Sammy
  76. US Government

    Dicuss two influences on the development of the U.S. Constitution. Explain how two of the items you identified influenced the specific content of the Constitution.

    asked by batmo
  77. Chemistry

    What does it mean if the percent of sulfate in a sample of alum is greater that the theoretical percent of sulfate in alum?

    asked by Thomas
  78. statistics

    An insurance company charges its policy holders an annual premium of $200 for the following type of injury insurance policy. If the policy holder suffers a "major injury" resulting in lengthy hospitalization, the company will pay out $15,000 to the injured

    asked by Jillian
  79. chemistry

    if you are exposed to all sources of radiation from natural sources and human activities (worldwide average). How many years would it take for you to absorb a fatal dose of radiation plss help

    asked by Shay
  80. literature

    Where is Hrothgar leading the warriors at the beginning of Episode Seven?

    asked by anonymous
  81. Adult Education

    Choosing to blow the whistle on your employees or coworkers can create all kinds of legal, ethical, and career complications. Here are five common workplace scenarios that will challenge employees about whether or not they should go public with potentially

    asked by bessie
  82. Mad percent of CuS and Cu2S in an ore sample

    Suppose an ore sample contains 11.01 % impurity in addition to a mixture of Cu2S and CuS. Heating 102.5 g of the mixture produces 74.90 g of solid which is 88.18 % copper. What is the mass percent CuS in the ore?

    asked by Rose Bud
  83. English

    Which word in the set below carries a neutral connotation? confounded puzzled muddled bamboozled I'm thinking its puzzled. Thanks for the help.

    asked by Anonymous
  84. math

    A student take in 2,300 calories and burns 2,500 calories. find the net change

    asked by Amanda
  85. early childhood literacy

    1.preschoolers use private speech to: 2.words are: 3.is gluing a writing skill: 4.is cutting a writing skill: 5.the first language arts skill that c hildren learn is: 6.what are words: 7.let me in said the pin.this is an example of: mr. rogers wants to

    asked by lisa
  86. chemistry

    which element is liquid @ 25.0c and 1 atmosphere pressure?

    asked by shiri
  87. Art Northern European Renaissance

    Match with the correct word 1. The Renaissance coincided with dog 2. Van Eyck's paintings lack any reference to this eating 3. Brueghel’s detailed portraits of daily life are called the Protestant reformation 4. The people he liked to paint peasants 5.

    asked by Debra Wrinkle
  88. Chemistry

    Find the thetrical formula for .012 mol of H20, .0056 moles of Cl2 and .0060 of copper with a formula like this CuCl*H20 *=point in center

    asked by Brett
  89. writing/puncutation

    I wrote this need someone to check make sure grammar and punctuation is ok! Thanks! Having a high school diploma is very important to my future. I will no longer feel ashamed, because I was never able to finish my schooling. I will be able to work towards

    asked by Gabby
  90. Calculus

    Find the intervals on which the given function is increasing and decreasing. y=-x^2-2x y'=-2x-2 critical point x=-1 Increasing [-infinity,-1) Decreasing (-1,infinity] is this the correct way of writting this wiht the brackets

    asked by kieran
  91. Psychology

    What am I suppose write about when I am asked to describe my self-concept? Note: Do NOT just give a link to the definition. I know what it means already.

    asked by Ana
  92. Pre-Ap Physics

    During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

    asked by Maria
  93. Pre-Ap Physics

    To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the

    asked by Maria
  94. math

    an object released from rest will fall 16t^2 feet, t seconds after it is dropped. 2 pebbles are dropped, one after the other, from a cliff that is 64 feet high. the 2nd pebble is released the instant the first pebble has fallen exactly one foot. how far

    asked by dan
  95. physics

    A model sailboat is slowly sailing west across a pond at 0.342 m/s. A gust of wind blowing at 28.7° south of west gives the sailboat a constant acceleration of magnitude 0.305 m/s2 during a time interval of 1.87 s. If the net force on the sailboat during

    asked by Liz
  96. PROJECTILE MOTION

    A ball is thrown horizontally from the top of a cliff 50m high with a velocity of 7m/s. How far from the base of the building does the ball land. This is what I think is how you do the question(Please correct me if I am wrong). y=vt+.5a(t)²

    asked by Booker Perry
  97. college physics

    new planet is discovered orbiting a distant star. Observations have confirmed that the planet has a circular orbit with a radius of 21 AU and takes 118 days to orbit the star. Determine the mass of the star. State your answer with appropriate mks units.

    asked by Joe
  98. college physics

    Although astronauts appear weightless, they are not. They only appear weightless because they are in free fall. If a 79 kg astronaut is orbiting Earth with an orbital radius of 5.31×107 m, determine how much the astronaut would weigh. Earth's mass is

    asked by Joe
  99. college physics

    A new planet has been discovered that has a mass one-tenth that of Earth and a radius that is one-sixth that of Earth. Determine the free fall acceleration on the surface of this planet. Express your answer in the appropriate mks units.

    asked by Joe
  100. math

    There are 9 players on each basketball team in a league. Explain how you can find the total number of players in the league if there are 30 teams.

    asked by conner
  101. biology12 HELP ASAP TEST TOM

    For each given word start with the wor and put the rest in order appropriately> RIBOSOME----> golgi complex, vesicale food to be digested, rough er, lysosome put in order MITOCHONDRIAN---> muscles use energy, energy made , carboydrate and oxygen

    asked by john
  102. math

    I am a number between 50 and 60.One of my factors is 28.What number am I?

    asked by bob
  103. medical records

    how important is having the ability to read medical charts and reports? Why can abbreviations in charts be a cause of concern? How would you ensure that your staff and other health care professionals are proficient in medical abbreviations and terminology?

    asked by Joanna
  104. chemistry

    It takes 1 hour and 17 min. for a 1.000g sample of a certain isotope to decay to 0.121g. What is the half-life of this isotope? plssss helpp

    asked by Shay
  105. Literature

    If an author is skillful at representing the point of view and attitudes of a hobo, a nurse, a corporate CEO, and a variety of other diverse characters, the author is demonstrating A. dramatic irony. B. first person reporting. C. negative capability. D.

    asked by Sara Beth
  106. Literature

    In The Call of the Wild, when London writes about "what a puppet thing life is," it reflects the theme summarized in which of the following statements? A. Our lives are lived in response to our predetermined fate. B. Each life pits mercy against nature. C.

    asked by Sara Beth
  107. General Chemistry

    Which chemical reactions would you consider to be of importance to a healthcare professional and why?

    asked by Tamara
  108. Pre-Ap Physics

    During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the

    asked by Maria
  109. Chemistry

    1. What is the minimum volume of hot water needed to dissolve 0.200g phenacetin? How much phenacetin will remain in that volume of water once it cools? 2. Why is it important that all the solid dissolves in the hot solvent, before the solution is cooled?

    asked by Cassie
  110. algegra

    $16 added to an amount of money saved, s, then spend equally on 3 items

    asked by Charly
  111. chest shot

    does a chest shot of someone mean a picture that is chest up?

    asked by jamma
  112. math

    multiply using mental math 25*400=

    asked by conner
  113. English

    I feel stupid for not knowing these but I can't figure it out! So in the sentence we have "underline the verb be (and its various forms) and decide how it's used. Circle the verb its helping or linking to and Write linking verb or helping verb on the line"

    asked by Carly
  114. chemistry

    The safe level of radon gas at home is 4X10e-12 Ci/L or less. If you measure radon levels in the basement what is the maximum number of Ci that could be safe to find in a basement with dimensions of 12 ft x 15 ft x 6 ft?

    asked by Shay
  115. MaTh

    An empty truck weighs 2000 kg. After the truck was loaded, freight made up 80% of the weight of the loaded truck. At the first stop one fourth of the freight was unloaded. What percent of the loaded truck's weight did the load make up after that? (Hint:

    asked by meepolo
  116. MaTh

    Michal has 42 identical cubical blocks, each one with an edge of 1 cm. From all of these blocks, he built a rectangular prism with a base perimeter equal to 18 cm. What is the height of the prism which he built?

    asked by meepolo
  117. Theatre history

    What are the possible orgins of Electra subject matter, are there any plays using the same subject matter, if so how do they differ ?

    asked by renee
  118. math 176

    X squared minus - 6xy + 9y squared - 4z squared

    asked by zubair
  119. English-poetry

    I am doing a poetry analysis of John Clare's "IAm!" I need help identifying the emotional/logical climax and the fulcrum of the piece. I have identified its metaphors, similes, imagery, censuara, allusions, repetition. Am I missing something? Here is the

    asked by Jonathan
  120. math

    Find three consecutive odd integers whose sum is -33.

    asked by breanna
  121. physics

    A model rocket is launched from rest with an upward acceleration of 5.50 m/s^2 and, due to a strong wind, a horizontal acceleration of 1.50m/s^2 . How far is the rocket from the launch pad 7.20 later when the rocket engine runs out of fuel?

    asked by katelin
  122. Math

    Yolanda and Yoko ran in 100 yd dash. When Yolanda crossed the finish line, Yoko was 10 yd behind her. The girls then repeated the race, with Yolanda starting 10 yd behind the starting line. If each girl ran at the same rate as before, who won the race? By

    asked by Math >,<
  123. advanced math

    solve: 2/y+2 = 3/y=-y/y+2

    asked by mae
  124. Chemistry

    Calculate the molarity of a 100. mL solution containing 22.3 g of sucrose (C12H22O11)

    asked by Mariah
  125. real estate financing

    If the interest rate on a $250,500 loan is 6½ percent for a term of 30 years, what is the principal and interest (PI) payment for the first month?

    asked by kathey
  126. math

    What phrase is used to describe a rhombus? A. a parallelogram with four congruent angles B. a parallelogram with four congruent sides C. a rectangle with four congruent sides D. a quadrilateral with no congruent sides Thanks!

    asked by luv history
  127. english

    Which of the following choices best describes the error in this sentesce? The man is a scientist with a keen sence of observation and who dedicates long hours in the lab. A Misplaced modifier B Fragment C Dangling modifier D Uneven parallelism I chose D

    asked by jerry
  128. math 176

    please detail all the steps for x squared minus 6xy plus 9y squared minus 4z squared

    asked by zubair
  129. Algerba 1

    I have to put these intergers in order from least to greatest. 12, -6, 20, -47, -11 I didn't do well on my last test. I am really trying to figure this out. my answer is -6, -11, 12, 20, -47

    asked by Cuyler
  130. ant 101

    A “hope chest” is a form of: (Points : 1) *brideprice. bridewealth. dowry. brideservice.

    asked by jason
  131. World Geo

    Why is New Zealand considered part of Polynesia? Thanks for any and all help!!! ☺ sk8rgurl99

    asked by sk8rgurl
  132. social studies

    The nearest river to my hm. I live in the Midwest.

    asked by melynda
  133. early childhood literacy

    when children do print alphabet letters,among the easiest to print are:

    asked by lisa
  134. math

    whats the value of the 5 in 752,034

    asked by paul
  135. Physics

    My professor tells me I'm not using the right formula for this problem. can someone please help me. The formula is not delt p = density x gravity x height The mercury manometer on the right and the pressure transducer on the left are both connected to a

    asked by Angel
  136. Chemistry

    At 298K and 1bar pressure, the density of water is 1.00 g/cm^3 , Cpm = and 75.3 J/Kmol. The change in volume with temperature is given by delta V = ViB(deltaT), where B, the coefficient of thermal expansion, is 2.07 * 10^-4 K^-1. If the temperature of 350g

    asked by Danielle
  137. Square Roots

    1. Which two square roots are used to estimate the square root of 5? 2. Estimate the value of the square root of 43 to the nearest integer. 3. An estimate for the negitive square root of 66 is?

    asked by Jamin
  138. Math

    tiffany will us a total of 63 tiles for her art project she only needs 17 more tiles use mental math to find how many tiles she has already

    asked by Phyllis
  139. psychology

    __________ serve as the cytoskeleton of the brain. They support the function of neurons by insulating, repairing, and nourishing them.

    asked by Lashay
  140. trig

    A boat is 23 mi due west of lighthouse A. Lighthouse B is 14 mi due north of lighthousenA. Find the bearing of lighthouse B from the boat and the distance from lighthousenB tho the boat.

    asked by Pcwest
  141. Math

    A used bookstore sells paperback fiction books in excellent condition for 2.50$ and In fair conditions for 0.50$. Write an expression for the cost of buying (e) excellent condition paperback and (f) fair condition paperback.

    asked by Carly
  142. trig

    A boat is 23 mi due west of lighthouse A. Lighthouse B is 14 mi due north of lighthousenA. Find the bearing of lighthouse B from the boat and the distance from lighthousenB tho the boat.

    asked by Pcwest
  143. business

    which laws do you think appear to have the greast impact on marketing? why?

    asked by Anonymous
  144. Math

    Writing to Explain If you start with an unbalanced scale and add the same amount to each side, what happens to the scale?

    asked by Ryan
  145. Geometry

    The surface area of the sides of a right cylinder can be found by multiplying twice the number pie by the radius times the height. If a circular cylinder has radius (r) and height (h), write an expression that represents the surface area of its size.

    asked by Carly
  146. writing

    I have been trying to work on this assignment and I am not really understanding it and I try to get help from my teacher and she keeps sending me this and telling me when I do this she will help me with the rest but I don't understand this and I have told

    asked by Wayne
  147. math

    I am the smallest 2 digit odd number whose digits add to 2. i look the same backward and forward and so does my square product. my square product is a 3 digit number. what number am i and what is my square product?

    asked by hailey
  148. Physics

    The drawing shows an exaggerated view of a rifle that has been ‘sighted in' for a 91.4-meter target. If the muzzle speed of the bullet is v0 = 392 m/s, there are the two possible angles θ1 and θ2 between the rifle barrel and the horizontal such that

    asked by Shannon
  149. Physics

    A diver springs upward from a board that is 4.40 m above the water. At the instant she contacts the water her speed is 14.0 m/s and her body makes an angle of 68.8 ° with respect to the horizontal surface of the water. Determine her initial velocity, both

    asked by Shannon
  150. Spanish Beg. 1 - Help!!!!!!!

    From the worksheet - The map below shows part of the flight route of Aerolineas Argentinas, the Argentine airline. The capital cities are marked on the map, but the country names are not. Write the name of each country on the map. • Managua •

    asked by Laruen
  151. Math 8R - Help!!!!

    Travis painted for 6 2/3 hours. He received $27 an hour for his work. How much was Travis paid for doing this painting job?

    asked by Laruen
  152. Science 8R - Homework Check

    Convert the following values: 1. 5 cm = 50 mm 2. 2000 m = 2000. cm 3. 1 m = 1000. mm 4. 15 m = 1500. cm 5. 1 m = 10 cm Are my answers are correct??????

    asked by Laruen
  153. science

    An object has a mass of 10 grams and a volume of 5cm3 calculate the objects density

    asked by santriese
  154. math

    In a study of the change of insect population,there was about 170 insects four weeks after the study began and about 320 after two more weeks. Assume an exponential model of growth. a.Find an equation relation the population to the time in weeks.

    asked by alyssa
  155. Reading

    Is the book KICKOFF! by Tiki & Ronde Barber with Paul Mantell Fiction or non-fiction?

    asked by kyle
  156. Geometry

    Three line segments have the following measure AB=6, BC=3, and AC=8. What conclusions can you draw about points A,B and C?

    asked by chan
  157. please help in math homework

    x squared minus 6xy plus 9y squared minus 4z squared

    asked by Zubair
  158. Trig

    Two ships leave the same port at 7.am. The first ship sails towards europe on a 54 degree course at a constant rate of 36 mi/h. The second ship,neither a tropical destination, sails on a 144 degree course at a constant speed of 42 mi/h. Find the distance

    asked by Pcwest
  159. math

    on a whiteboard show how to estimate 399+147. draw a number line as needed

    asked by mythreyee
  160. Physics

    A person weighing 0.6 kN rides in an elevator that has a downward acceleration of 2.3 m/s^2. The acceleration of gravity is 9.8 m/s^2. What is the magnitude of the force of the elevator floor on the person? Answer in units of kN

    asked by sam
  161. Physics

    The tension in a string from which a 6 kg object is suspended in an elevator is equal to 61 N. What is magnitude of the acceleration a of the elevator? The acceleration of gravity is 9.8 m/s^2. Answer in units of m/s^2

    asked by sam
  162. physics

    A student bikes to school by traveling first d_N = 0.900\rm {miles} north, then d_W = 0.600\rm {miles} west, and finally d_S = 0.100\rm {miles} south.

    asked by lauren
  163. math

    What would be the simplest form of these numbers?:7/12,8/21,14/35

    asked by stephanie
  164. Math

    Janet has a pink blouse, a red blouse and a white blouse. She has a pink skirt, a red skirt, a black skirt and a white skirt. How many combinations could she make? My answer is 12 combinatinos. I multiplied 3 blouses times 4 skirts

    asked by Jerryl
  165. Doe

    A car traveling at 6.7 m/s accelerates 2.1m/s2 to reach a speed of 12.0 m/s. How long does it take for this acceleration to occur? Answer in units of s

    asked by Jane
  166. Physics

    When a 117 N bag of nails hangs motionless from a single vertical strand of rope, how much tension is exerted in the strand? Answer in units of N

    asked by sam
  167. Math - Quadratic Factor

    can someone explain how to do this problem, please. 6x^2 + 13x +2 + 0

    asked by jake
  168. Physics

    A large uniform chain is hanging from the ceiling, supporting a block of mass 48kg. The mass of the chain itself is 15 kg, and the length of the chain is 2.6 m. The acceleration of gravity is 9.81 m/s^2 Find the tension in the chain at the point where the

    asked by sam
  169. chemistry

    What happens if you attempt to recover CaCO3 by adding 3M H2SO4 instead of 3M HCI to a Si)2/CaCO3 residue?

    asked by Anonymous
  170. physics

    two rock are thrown off the edge of a cliff one is thrown horizont at a speed of 25 m s the other dropped straight down. which stone will hit the ground first? why?

    asked by Anonymous
  171. Statistics

    Suppose that P(A) = 0.69 P(B) = 0.57 P(AB) = 0.35. Find the conditional probability that B occurs given that A occurs. Round your answer to 3 decimal places.

    asked by Meeeep
  172. Physics

    A boat moves through the water with two forces acting on it. One is a 2304N forward push by the motor on the propeller, and the other is a 2154N resistive force due to the water around the bow. What is the acceleration of the 1293kg boat? Answer in units

    asked by sam
  173. chemistry

    large and small number are most easily handle when expressed in

    asked by wa
  174. skills for sucess

    Jenny has a part time job and her net take-home income is $2000 per month. She needs to allocate her funds to reflect a balanced monthly budget. Jenny's main categories of expenses include rent, utilities, and groceries.

    asked by dee
  175. Earth Science

    determine the slope of an area, given the following: Start measuring at 700ft. measure a distance of 4 miles, and end at an elevation of 2432ft

    asked by Anonymous
  176. Math

    Alex scored 13 points in the basketball game. This was 1/5 of the total points the team scored. Write and solve an equation to determine the total points t the team score.

    asked by rachel
  177. arithmetic

    jane says that 546 can be represented by 53 tens and 16 ones. Is she correct? Elain

    asked by antonio
  178. Physics

    How long does it take an automobile traveling 74.3 km/h to become even with a car that is traveling in another lane at 58.3 km/h if the cars’ front bumpers are initially 114 m apart? Answer in units of s

    asked by Brandon
  179. Physics

    a 96.4kg boxer has his first match in the canal zone with gravitational acceleration 9.782m/s^2 and his second match at the north pole with gravitational acceleration 9.832m/s^2. What is his mass in the canal zone? answer in units of kg

    asked by sam
  180. spanish

    can u unscramble these letters to make a spanish phrase esosaaapahilbnoehstlsipn

    asked by Anonymous
  181. us history

    what are the political and social trends from westward expansion

    asked by liz
  182. chemistry

    A sample of sodium reacts completely with 0.568 of chlorine, forming 936 of sodium chloride. What mass of sodium reacted?

    asked by Hanna
  183. Chemistry

    When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 25.2 of carbon were burned in the presence of 80.6 of oxygen, 13.4 of oxygen remained unreacted. What mass of carbon dioxide was produced?

    asked by Hanna
  184. Physics

    A child is hanging at the midpoint of a string and the string form an angle of 15 degrees with horizontal line. What's the force in the string? The answer is 850N. Who can show me the solution???

    asked by Greta
  185. geometry

    c+d+90=180

    asked by kelicia
  186. math

    six times some number added to 6 amounts to 33 added to the product of 3 and the number a)27 b)-27 c)-9 d)9

    asked by vannesa
  187. gemotary

    d+90=180

    asked by kelicia
  188. Trig

    A sprinkler on a golf green is set to spray water over a distance of 20 meters and to rotate through an angle of 160°. Find the area of the region that can be irrigated with the sprinkler. (Round your answer to two decimal places.) I really have no idea

    asked by Danya
  189. mathematics of finance

    solve; FV=7,000;i=0.03;PMT=$400;n=?

    asked by zoe
  190. Math

    9 students in a group found that their mean score was 86 for the first math test. On the next test, each student in the group scored 7 points higher than on the first text. What was their mean score for the two tests? Any help would be appreciated.

    asked by Rose
  191. st paul lutheran

    Compare 1/10 plus 1/10 equal or greater1/20

    asked by i.a
  192. Business Statistics

    12 out 20 finished the PGA tour - representatives of the probability that a randomly selected PGA tour payer uses Titlist brand golf balls . For a sample of 15 PGA Tour players c. For sample of 15 PGA players compute the EXPECTED number of players who use

    asked by Denise
  193. World history

    Write 5 paragraph on three new ideas you would include in your utopian society?

    asked by Anonymous
  194. Science

    A solution has a density of 3/mL. How many grams are needed to obtain 10.0mL of solution?

    asked by Sammi
  195. Math

    The volleyball court -if it id 80 ft long and 50 ft wide, how would you find the dimensions of the court? Explain please! Remember that I am a 6th grader. Please don't give me a 10-12th grade answer.

    asked by D
  196. Algebra

    A rectangular picture is 4 inches longer than it is wide. The picture is surrounded by a 3 inch wide frame. The area of the picture and frame is 144 square inches more than the area of the picture. What is the width of the picture?

    asked by VaRey
  197. spanish

    1. Voy de vacaciones y primero necesito (confirmar el vuelo / pasar por seguridad) para viajar. 2. Voy a Dallas y luego vuelvo a Miami. Necesito un boleto (de ida y vuelta / de ida). my answers 1. confirmar el vuelvo 2. de ida y vuelta

    asked by helen
  198. Math

    3 pens and 2pencils sold for $.47. What Is the price for set of pen and pencil?

    asked by Sydney
  199. Algebra

    consider the following equations: 6x = 2y - 9 9 - y + 3x = 0 1/3y = x - 9 What do they all have in common ?

    asked by Var
  200. math

    order from least to greatest: 2.7, 2 1/7, 3.13, 1 9/10

    asked by kaci
  201. math

    order from least to greatest: -2.21, -2.09, -2 1/9, -1 10/11

    asked by kaci
  202. physics

    . A race car moves such that its position fits the relationship x = (5.0 m/s)t + (0.75 m/s3)t3 where x is measured in meters and in t in seconds. (a) Plot a graph of the car’s position versus time. (b) Determine the instantaneous velocity of the car at

    asked by shiranee
  203. math

    order from lest to greatest: 6 7/8, 6 15/16, 6.9, 5,3

    asked by kaci
  204. math

    order from least to greatest: 5 9/11, 5.93, 5 7/10, 5.81

    asked by kaci
  205. Math

    -8(t-3)-(t+1)=6

    asked by Kelly
  206. Finance

    Professor Anderson has a daughter who is 3 years old. In 15 years she will go to college and he is uncertain whether he has saved enough to finance her college education. Based on his reading, he believes that it will cost $208,000 to pay for his

    asked by Nk
  207. math

    what is 2 1/9 and 1 10/11 ???

    asked by kaci
  208. Algebra 1

    -2 - radical bar 5 over radical bar 10 simplify

    asked by Chris
  209. Pre-Ap Physics

    A rock is projected from the edge of the top of a building with an initial velocity of 16.3 m/s at an angle of 39 ◦ above the horizontal. The rock strikes the ground a horizontal distance of 90 m from the base of the building. The acceleration of gravity

    asked by Maria
  210. Math

    I am greater than 4 tens and less than 5 tens I have 9 ones what number am I

    asked by Anonymous
  211. Chemistry

    Why is my actual percent of sulfate in alum a lot less than my theoretical percent of sulfate in alum? Actual Percent SO4= 1.68% Theoretical Percent SO4= 40.5%

    asked by John
  212. chemistry

    convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

    asked by nae
  213. Pre-Ap Physics

    To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9◦ from the

    asked by Maria
  214. english

    Correct the errors in dangling and misplaced modifiers by rearranging or rewriting the following sentences. 1.After boarding Hard Luck Airlines, the meals convinced us to return by ship.

    asked by Anonymous
  215. math

    the product of 3 whole numbers equals 8 and their sum equals 7

    asked by ari
  216. literature

    Why do you think the singer was an important person in Danish communities? (Beowulf)

    asked by anonymous
  217. please help with economics!

    Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the

    asked by audrey
  218. math

    A college bookstore ordered six boxes of red pens. The store sold 32 red pens last week and 35 red pens this week. Five pens were left on the shelf. How many pens were in each box?

    asked by jose
  219. Pre-Ap Physics

    To win the game, a place kicker must kick a football from a point 17 m (18.5912 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 15 m/s at an angle of 58.9 ◦ from the

    asked by Maria
  220. chemistry

    Copper (II) fluoride contains 37.42% {\rm F} by mass. Use this percentage to calculate the mass of fluorine (in {\rm g}) contained in 56.0{\rm g} of copper (II) fluoride

    asked by Justin
  221. physics

    Two beetles run across flat sand, starting at the same point. Beetle 1 runs 0.42 m due east, then 0.72 m at 32o north of due east. Beetle 2 also makes two runs; the first is 1.48 m at 47o east of due north. What must be the magnitude of its second run if

    asked by Anna
  222. English

    A rain forest is always green many plants grow there. Is this a fragment, run-on or complete sentence?

    asked by joshua
  223. ENglish

    THree fourths of all plants and animals. Sentence run-on or fragment?

    asked by joshua
  224. English

    THe tall trees block the blue sky? Sentence run on or fragment?

    asked by joshua
  225. English

    Thirty million different kinds of insects sentence run on or fragment

    asked by joshua
  226. accounting information system

    how to make a flow diagram in bumper cars

    asked by cutebebe_mahalko
  227. chemistry

    convert the following measurements to the units specified 1) 357ml = ?L 2) 25kg = ?mg 3) 35,000cm = ?L

    asked by nae
  228. chemistry.

    a quantity of 25 ml of a solution containing both Fe2+ and Fe3+ ions is titrated with 23 ml of .02 M KMnO4 solution. as a result all the Fe2+ ions are oxidised to Fe3+ ions. Next the solution is treated with Zn metal to convert all Fe3+ ions to Fe2+ ions.

    asked by mani
  229. women studies- sports

    Does anyone know any significant 2)female and b) male coaches, who have had an impact in women sports?

    asked by jewel
  230. math

    What is an area model

    asked by Anonymous
  231. Physics

    How can you tell which force diagrams have a strong normal force and which ones have a weak normal force?

    asked by JB
  232. english

    Correct the errors in dangling and misplaced modifiers by rearranging or rewriting the following sentence. 11. Squeezing the can, tomatoes didn't seem ripe to DeeDee To DeeDee spueezing the can tomatoes didn't seem ripe. can you check my answer

    asked by Anonymous
  233. English

    The rain forest is very wet, it gets more than 80 inches of rain each year. Run on right?

    asked by joshua
  234. english

    13. He did not think the bicycles would make it over the mountains, being so old. * The bicycles being so old .He did not thing it would make it over the mountains. please check my dangling and misplaced modifiers

    asked by Anonymous
  235. Physics(Please just check, thanks)

    Using a force table the direction and magnitude had to be found for the following measurements: F1 = 200 grams at 30 degrees; F2 = 200 grams at 120 degrees The magnitude and direction found was 280 grams at 257 degrees. Using the magnitude and direction of

    asked by Hannah
  236. math

    can you check if i did these 3 problems right or not: -5 (a+2) i got: -3 simplify: 5 (x+2) i got: 3 simplify: (y-3) (-4) i got: 12

    asked by marko
  237. social study

    A comparison of the average temperatures on any given day at points z,x, and U on the glove would probably show that the temperature at point X is? 1 warmer than at z and cooler than at U 2 warmer than at z and cooler than at U 3 cooler than at z and

    asked by rony
  238. Chemistry

    A 2.914 gram sample of gypsum, a hydrated salt of calcium sulfat, CaSO4, is heated at a temperature greater than 170 degrees Celcius in a crucible until a constant mass is reached. The mass of the anhydrous CaSO4 salt is 2.304 grams. Calculate the percent

    asked by Sara
  239. chemistry

    a 225.0 gram sample of aluminum is heated and the temperature increased from 50.0 celsius to 65.0 celsius for temperature change of 15.0 celsius. how many calories of heat was absorbed to produce this temperature change?

    asked by sherry
  240. geography

    Will you please check my answers? 1. The largest lake in the world is located near the border of Asia and Europe. What is its name? Caspian Sea 2. What is the name of the country that shares the Iberian Peninsula with Spain? Portugal 3. Name the Great

    asked by Reed
  241. Physics

    When a baseball is tossed directly upward, what is the slope of a plot of its acceleration versus time during the upward flight? plot has constant positive slope plot has constant negative slope plot has zero slope I think it is zero slope

    asked by Liz
  242. university of redlands

    Two blocks connected by a string are on a horizontal frictionless surface. The blocks are connected to a hanging weight by means of a string that passes over a pulley as shown in the figure below, where m1 = 1.85 kg, m2 = 2.80 kg, and m3 = 5.05 kg.

    asked by Anonymous
  243. 6th grd math

    Mary put new tiles on her kitchen floor. The floor measures 6 ft long by 5 ft wide. She used 10 tiles to cover the entire floor each tile was 3 ft long. Write an equation using the variable x to model this situation. What does x represent in the equation?

    asked by Equations & solutions
  244. Physics

    A small plane flying horizontally 150m above the ground at a constant speed of 120km/h is to drop a container with supplies to a point on the ground. How far from the point directly above the target should the supplies be dropped without giving them an

    asked by Lext
  245. maths(statistics)

    it is about the system R or R programme. Can anyone help me about the question? Urgent! Let X denote the concentration of calcium carbonate (CaCO3) in milligrams per liter. Following are 20 observations of X: 130.8 129.9 131.5 131.2 129.5 132.7 131.5 127.8

    asked by Wong
  246. Physics

    Brandon launches a projectile at an angle of 75 degrees above the horizontal, which strikes the ground a certain distance down range. For what other angle of launch at the same speed would the projectile land just as far away?

    asked by Baylyn
  247. Math

    According to math teachers what did the acorn say when it grew up

    asked by Ash
  248. chemistry

    The following is kinetic rate data taken as absorbance of reactant vs. time: A: ln(A): Time/min: 0.532 ?? 0.0 0.484 2.54 0.442 5.12 0.395 8.35 0.350 11.95 fill in the ln(A) column

    asked by Brunette
  249. Math

    In lowest gear on a 10-speed bike, each turn of the pedals makes the wheels turn 3.4 times. In the highest gear, each turn of the pedals makes the wheels turn 1.8 times. With each turn of the wheels, the bike travels 6.5 feet. How much farther does the

    asked by Jonathan
  250. Physics

    A person is standing on a spring bathroom scale on the floor of an elevator which is moving up and slowing down at the rate of 2.73 m/s^2. The acceleration of gravity is 9.8 m/s^2. If the person’s mass is 75.2 kg, what does the scale read? Answer in

    asked by sam
  251. Algebra

    Natalie has some nickles, Dirk has some dimes, and Quincy has some quarters. Dirk has five more dimes than Quincy has quarters. If Natalie gives Dirk a nickel, Dirk gives Quincy a dime, and Quincy gives Natalie a quarter, they will all have the same amount

    asked by Jane
  252. physics

    1) A boy sledding down a hill accelerates at 1.40 m/s, If he started at rest, in what distance would he reach a speed of 7.00 m/s? 2) An Elevator is moving upward at 1.20 m/s when it experiences an accelerstion of 0.31 m/s downward, over a distance of

    asked by Tyler
  253. Finance

    Professor Anderson has a daughter who is 3 years old. In 15 years she will go to college and he is uncertain whether he has saved enough to finance her college education. Based on his reading, he believes that it will cost $208,000 to pay for his

    asked by Nk
  254. geometry

    What is the approximate length of line MN when the coordinates of its end points are (-4,5) and (-6,9)?

    asked by deanna
  255. college physics

    An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 6.5 N; a second force has a magnitude of 3.9 N and points in the negative y direction. Find the direction

    asked by anne
  256. math

    28 miles downstream in 2 hours 12 miles upstream in 3 hours what would the be speed in still water

    asked by kyla
  257. World Geo

    what brought the Maori to New Zealand? open land for farming open land for hunting wars in their "home" land

    asked by sk8rgurl
  258. Geography

    What are the differences betwen formal, functional, and perceptional regions?

    asked by Abigail
  259. Physics

    A plane drops hamper of medical supplies from a height of 2740m during a practice run over the ocean. The plane's horizontal velocity was 126m/s at the instant the hamper was dropped. What is the magnitude of the overall velocity of the hamper at the

    asked by sam
  260. science

    A sphere of radius 4 cm iss carved from a homogenous sphere of radius 8cm and mass 160g. the mass of the smaller sphere is

    asked by navneet
  261. economics

    1. Suppose that as the price of Y falls from $3.00 to $1.00 the quantity of Y demanded increases from 10 to 18. Compute the price elasticity of demand. Is the demand elastic or inelastic?

    asked by pat
  262. business calculus

    Assume it costs Microsoft $4,700 to manufacture 7 Xbox 360s and $8,690 to manufacture 14. Obtain the corresponding linear cost function.

    asked by Jessica
  263. physics

    A 410-m-wide river has a uniform flow speed of 2.0 m/s through a jungle and toward the east. An explorer wishes to leave a small clearing on the south bank and cross the river in a powerboat that moves at a constant speed of 7.9 m/s with respect to the

    asked by Hannah