Questions Asked on
March 9, 2015

  1. Math help and check

    Which kind of function best models the set of data points (–1, 22), (0, 6), (1, –10), (2, –26), and (3, –42)? linear **** quadratic exponential none of the above 2. Which kind of function best models the set of data points (–3, 18), (–2, 6),

    asked by Kendra
  2. science

    1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of elements are related

    asked by Oscar
  3. Science

    The Periodic Table 1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of

    asked by TheLOUDEST_0430
  4. English Help Please

    An example of dramatic irony in The Diary of Anne Frank,Act I is when A. Peter easily removes his Star of David but Anne has difficulty removing it because it is a symbol of her Jewish heritage. B. Anne states she will go to Paris or be a famous dancer and

    asked by Anonymous
  5. English Help Please

    Which line of dialogue by Anne in The Diary of Anne Frank, Act I reveals that Anne is struggling to find herself? A. "I knew it was the last night in my own bed, and yet I slept soundly." B. "I'll take the room in the afternoons." C."You are the most

    asked by Anonymous
  6. Art

    Movie professionals such as props desginers and graphic designers work together to create a believable film. Which method of creating a believable screenplay is unique to the job of a screenwriter. A. research of time period architecture and design B.

    asked by Ann
  7. MATH!!! NEED HELP FAST!!!

    which of the following types of information is NOT suited for display on a double bar graph? A. populations of boys and girls at three different schools B. number of records versus compact discs sold each week during a one month period at music den C. the

    asked by kaytlin
  8. Art

    Democratic Architecture 1) The Greek temple has often inspired the design of what type of American structure? :Amphitheater. :Colosseum. :Courthouse.*** :Bridge. 2) Why might a college choose to use Greek architectural elements such as columns when

    asked by TheLOUDEST_0430
  9. Math Please Help

    In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 likes both pepperoni and banana peppers on their pizza. if 66 students were surveyed, how many

    asked by Anonymous
  10. physics

    A ballet student with her arms and a leg extended spins with an initial rotational speed of 0.90rev/s . As she draws her arms and leg in toward her body, her rotational inertia becomes 0.80 kg⋅m2 and her rotational velocity is 4.1rev/s . Determine her

    asked by Please Help
  11. Art

    what is the main subject of Persian landscape art, and what does it communicate about the Persian culture and worldview? A rivers; they represent life and are central to Persian mythology**** B People; Persians enjoy group gatherings and value

    asked by BUBBLES
  12. English Help Please

    Which line of dialogue by Mr. Dussel in The Diary of Anne Frank, Act I shows a growing conflict between him and Anne? A. "I always get along very well with children." B. "I'm not at my best this morning." C. "I spend half my night shushing her." D. "Your

    asked by Anonymous
  13. Art

    1. Which movie professional creates the storyboard? A. Screenwriter B. Production designer C. Director D. Graphic artist 2. How might a cinematographer create a believable scene in natures? A. Through research of plants and animals B. Through adjustment of

    asked by Sal
  14. Math

    in a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 likes both pepperoni and banana peppers on their pizza. if 66 students were surveyed, how many

    asked by anonymous
  15. chemistry

    How many Calories (that is, kilocalories) are in a 37.8g serving of potato chips if we assume that they are essentially 50% carbohydrate, and 50% fats? [Energy from Food, p. 189 in the textbook]

    asked by dakota
  16. math

    Chester has a ribbon that is 2 meters long. He wants to cut it into 5 equal pieces. How many centimeters long will each piece be?

    asked by Amari
  17. Spanish

    If I say "estos calcetines" which am I most likely referring to?

    asked by PW
  18. Art last question for today.

    What does a production designer create that is similar to an architects blueprint for construction A. a map to navigate the movie sets B. cartoons that detail each individual scene C. sketches of set designers to guide construction D. architectural

    asked by Ann
  19. Math

    josh says that 2/3 is always the same as 4/6. Meghan says that 2/3 and 4/6 are equivalent fractions, but they could be different amounts. Which student is correct? Explain. Pleaseeeeeeeeeeee help!!!!!!!!!

    asked by Yellow
  20. physics

    A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.875 m/s encounters a rough horizontal surface of length ℓ = 0.65 m as in the figure below. If the coefficient of kinetic friction between the crate and rough surface is 0.357 and he exerts a

    asked by Ange
  21. Physics

    How close to the edge of the 24.0 kg table shown in Figure 9-47 can a 60.0 kg person sit without tipping it over? m Table is 2.2m long each leg is 5m into the table and there is 1.2m in between each leg. The table is 8m in height.

    asked by gabby
  22. english

    Fire from the Rock is a great book that I would definitely recommend to others. It is set in 1957 Little Rock, Arkansas, a city boiling over racial segregation. Black and white youths are hot blooded and hot tempered, and many adults fan these flames of

    asked by jimm
  23. English Help Please

    Anne accuses Peter of being insufferable,or A. unfriendly B. depressing C. unbearable D. hurtful Is the answer C?

    asked by Anonymous
  24. math

    true or false? a fair question makes assumptions about the population??

    asked by kaytlin
  25. math

    The height of a cylinder with a fixed radius of 10 cm is increasing at the rate of 0.5 cm/min. Find the rate of change of the volume of the cylinder (with respect to time) when the height is 30cm.

    asked by Gary
  26. physics

    The speedometer on an automobile measures the rotational speed of the axle and converts that to a linear speed of the car, assuming the car has 0.62-m-diameter tires. What is the rotational speed of the axle when the car is traveling at 26m/s ?

    asked by Please Help
  27. Math

    7k divided by 3=21 Can you please show me the work? I know that k=9 but I don't know how to show the work.

    asked by Zero
  28. Math

    7. Which of the following is a true statement? (1 point) It is possible for two rectangles to have the same area, but only if they also have the same perimeter. It is possible for two rectangles to have the same area without having the same perimeter. It

    asked by Scarlett
  29. chemistry

    How many kilocalories are required to produce 1.83mol of aluminum?

    asked by dakota
  30. Art

    Valley of the shadow of death by Roget Fenton 1. How does roger Fenton use visual composition in valley of the shadow of death to depict the loss of war? A. Cannonballs in a barren landscape hint at powerful destruction B. Cannonballs are a reminder of a

    asked by Ally
  31. Chemistry

    In photography, unexposed silver bromide is removed from film by soaking the film in a solution of sodium thiosulfate, Na2S2O3. Silver ion forms a soluble complex with thiosulfate ion, S2O32-, that has the formula Ag(S2O3)23-, and formation of the complex

    asked by Anonymous
  32. french (Checking answers)

    I'm not sure if I'm correct but I tried answering, THANKS Ms.Sue for helping. What is the correct form of lequel to replace the follow noun: le balcon - Lesquels - Lequel

    asked by Mya
  33. physics

    A motorcycle, which has an initial linear speed of 6.6 m/s, decelerates to a speed of 2.1 m/s in 5.0 s. Each wheel has a radius of 0.65 m and is rotating in a counterclockwise (positive) direction. What are a) the constant angular acceleration (in rad/s^2)

    asked by Jennifer
  34. Art

    1. Realists reacted to the industrial revolution by creating what types of paintings? A. Images of the wealthy B. Images of the middle class C. Images of soldiers D. Images of despair D?

    asked by Ally
  35. Math

    write an inequality representing the temperature t of the ocean water during the formation of the hurricane if the ocean water is above 80 degrees farenheit

    asked by Angelina
  36. physics

    Determine the change in rotational kinetic energy when the rotational velocity of the turntable of a stereo system increases from 0 to 33 rpm. Its rotational inertia is 6.8×10−3kg⋅m2 .

    asked by Please Help
  37. Chemistry

    What volume of oxygen gas is needed to react completely with 0.677 L of carbon monoxide gas (CO) to form gaseous carbon dioxide? Assume all volume measurements are made at the same temperature and pressure. Thanks in advance for all help!!

    asked by Ally
  38. 3rd grade fraction

    Antonio has 15 pennies in his pocket. Five eighths of his coins are pennies. How many coins does Antonio have in his pocket.

    asked by Emi
  39. Math

    If the total cost function for producing x lamps is C(x) = 90 + 36x + 0.1x^2 dollars, producing how many units will result in a minimum average cost per unit? PLEASE EXPLAIN YOUR WORK Thank you

    asked by Tom
  40. physics

    A highway curve with radius 1000ft is to be banked so that a car traveling 56.0mph will not skid sideways even in the absence of friction At what angle should the curve be banked?

    asked by danny
  41. English

    What is one way that " the maori:genealogies and origins in New zealand" contrast with " the raven and the first men:the beginnings of the haida?

    asked by elijah
  42. math

    find the weight of lead pipe 3.5 m long the ext . diameter of the pipe is 2.4 cm and thickness of the pipe is 2 mm given 1 cm of lead weighs 10g

    asked by Ayushi
  43. physics

    The sun has a mass of 1.99 × 1030 kg and is moving in a circular orbit about the center of our galaxy, the Milky Way. The radius of the orbit is 2.3 × 104 light-years (1 light-year = 9.5 × 1015 m), and the angular speed of the sun is 1.1 × 10-15 rad/s.

    asked by Jennifer
  44. geography

    Vertical climate zones have A) Limited human settlement B) enabled farmers to grow a variety of crops. C) Provided rich materials D)Secured nations in the region against attack. I think B

    asked by Gav
  45. physics

    A bullet is fired with an initial velocity 300m s at an angle 30 degree with horizontal . At what distance from the gun will the bullet strike the ground ?

    asked by rajeev
  46. Science (Chemistry)

    2. Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm^3. Show all calculations leading to an answer. (I think I

    asked by Grace
  47. math

    what is the mean absolute deviation of the data set 2,2,5 A.0 B.2/3 C.4/3 D.1/3

    asked by kaytlin
  48. math

    you are making a rectangular table. The area of the table should be 10 ft^2. You want the length of the table to be 1 ft shorter than twice its width. What should the dimensions of the table be? This question has to be quadratic equation! I really need to

    asked by sarah
  49. Science

    Zn + 2HCl - ZnCl2 + H2 Assuming the acid was in excess (so all of the zinc reacts), how many mols of hydrogen would you produce?

    asked by Caitlin
  50. geometry

    What contribution did Simon bolivar and Jose de San martin make to history of the region? A) They served as prominent criollo leaders B) They led the revolutions for Independence. C) They instituted the first Republican governments D) They abolished the

    asked by Gav
  51. Functions - Please Help

    In 2001, Windsor, Ontario received its maximum amount of sunlight, 15.28 hrs, on June 21, and its least amount of sunlight, 9.08 hrs, on December 21. 1) Due to the earth's revolution about the sun, the hours of daylight function is periodic. Determine an

    asked by Help Please
  52. chemistry

    How many kilocalories are required to produce 12.7g of aluminum?

    asked by dakota
  53. physics

    The drive propeller of a ship starts from rest and accelerates at 2.90×10-3 rad/s2 for 2.10×103 s. For the next 1.40×103 s the propeller rotates at a constant angular speed. Then it decelerates at 2.30×10-3 rad/s2 until it slows (without reversing

    asked by Jennifer
  54. math

    Leslie needs 324 inches of fringe to put around the edge of a tablecloth. The fringe comes in lengths of 10 yards. If Leslie buys 1 package of fringe, how many feet of fringe will she have left over?

    asked by Michelle
  55. Math

    using a circle graph of 1/3 percussion, 2/5 brass, 4/15 woodwind and also a circle graph of 1/3 woodwind, 1/6 percussion, 1/2 brass. Both bands combine as one band. A. What fraction of the band members will play brass instruments? B. what fraction of band

    asked by Alice
  56. Accounting

    Q.2. A company that uses the perpetual inventory system purchased $8,500 worth of inventory on September 25. Terms of the purchase were 2/10, n/30. The invoice was paid in full on October 4. Prepare the journal entries to record these merchandise

    asked by Feras
  57. math

    A rectangular box has a square base with an edge length of x cm and a height of h cm. The volume of the box is given by V = (x^2)h cm^3. Find the rate at which the volume of the box is changing when the edge length of the base is 10 cm, the edge length of

    asked by Gary
  58. English

    Sorry, but what are some examples of these themes from A Raisin In The Sun. I tried to do some and don't know if they are right. I was also ask to find out what the rhetorical device for the examples of each theme represents. So please help me. 1. Values,

    asked by Notafanofschool
  59. precalculas

    the population of preston is 89000 and is decreasing by 1.8% each year A:Write a function that models the population as a function of time t b predict when the population will be 50000

    asked by Jim
  60. calc

    At noon, ship A is 150 km west of ship B. Ship A is sailing east at 35 km/h and ship B is sailing north at 30 km/h. How fast is the distance between the ships changing at 4:00 PM?

    asked by sara
  61. chemistry

    'Manganese(III) fluoride, MnF3, can be prepared by the following reaction: 2MnI2(s) + 13F2(g) ? 2MnF3(s) + 4IF5(l) If the percentage yield of MnF3 is always approximately 56%, how many grams of MnF3 can be expected if 10.0 grams of each reactant is used in

    asked by walter H
  62. Math

    write an inequality representing the depth d of the water that must be greaeter than 80degrees farenheit in order for a hurricane to form

    asked by Angelina
  63. Math

    working with a circle graph divided up into 1/3 woodwind, 1/6 percussion, and 1/2 brass. The marching band has three percussion musicians. How many musicians altogether are in the band? I think I have to add all of the fractions together and my answer is

    asked by Alice
  64. Calculus 1

    Use implicit differentiation to find an equation of the tangent line to the curve at the given point. x^2+y^2=(2x^2+4y^2−x)^2 (0, 0.25) (cardioid)

    asked by TayB
  65. maths(direction cosines of vectors)

    find the direction cosines of the vector joining the two points (4,2,2,) & (7,6,14) (this is new to me, used to think it was just one point not two.)

    asked by Francis
  66. math

    How many 1-inch cubes are needed to create a cube with a side length of 7 inches?

    asked by Stevenrocks7584
  67. Algebra

    What are the first four terms of an arithmetic sequence if the common difference is 1.5 and the first term is 15? 15,30,45,60 15,16.5,18,19.5 15,22.5,33.75,50.625 none of the above What are the first four terms of a geometric sequence if the common ratio

    asked by Jeff
  68. math help needed bad

    how do I make a box and whisker plot with the numbers 13,13,20,21,21,22,24,27? I put them all in order but since there is only 8 numbers i do not know how to find the median,the lower quartile,upper quartile the lowest value and the highest value. Please

    asked by confused
  69. Mya PLEASE :)

    What is the correct form of lequel to replace the follow noun: le balcon - Lesquels - Lequel - Lesquelles - Laquelle What is the correct form of lequel to replace the follow noun:le magasin - Lesquelles - Lesquels - Lequel - Laquelle What is the correct

    asked by French
  70. french

    What is the correct form of lequel to replace the follow noun: le balcon - Lesquels - Lequel - Lesquelles - Laquelle What is the correct form of lequel to replace the follow noun:le magasin - Lesquelles - Lesquels - Lequel - Laquelle What is the correct

    asked by Mya
  71. math

    The numbers 7, 8, 9, and 11 are written on separate pieces of paper and put into a hat. Two pieces of paper are drawn at the same time and the product of the numbers is recorded. Find the sample space.

    asked by Anonymous
  72. chemistry

    What volume of oxygen gas can be collected at 1.26 atm pressure and 2.00◦C when 39.7 g of KClO3 decompose by heating, according to the following equation? 2 KClO3(s) ∆/MnO2 −−−−→ 2 KCl(s) + 3 O2(g) Answer in units of L.

    asked by Ally
  73. math

    Stem/Leaf --------------- 4 /3, 5 5 /0, 5, 6 6 /2, 2, 4 7 /1, 3 8 /0, 4 Key 4/3=4.3 What was the shortest distance, in miles, that a student ran? A)4 B)4.3 C)43 D)43.5

    asked by Indigo Aivery
  74. Math

    using a circle graph with 1/3 percussion, 2/5 brass, 4/15 woodwind. There are 30 musicians in the band. How many of them play bass instruments? I think I have to multiply 30 times 2/5 and in simplest form my answer would be 12. Is this correct?

    asked by Alice
  75. physics

    an object is placed 15 cm in front of a convex lens of focal length 10cm. Find the nature and position of the image formed. where should a concave mirror of radius of curvature 20cm be placed so that the final image is formed at the position of the object

    asked by meenakshi
  76. Math

    Liang wants to form a chess club. His principal says that he can do that if Liang can find six players, including him. How would you conduct a simulated model that estimates the probability that Liang will find at least five other players to join the club

    asked by Donut tea
  77. Trig verifying identities

    I am having trouble with this problem. sec^2(pi/2-x)-1= cot ^2x I got : By cofunction identity sec(90 degrees - x) = csc x secx csc-1 = cot^2x Then split sec x and csc-1 into two fractions and multiplied both numerator and denominators by csc and got: sec

    asked by Hutch
  78. Trigonometry

    Three oil platforms, Alpha, Beta and Gamma are situated in the North Sea.Beta is 12 km from Alpha and is on a bearing of 145 degrees from Alpha.Gamma is 16 km from Alpha and is on a bearing of 220 degrees from Alpha.Find the distance of Beta from Gamma.

    asked by Lucina
  79. MATH

    How can you calculate the square root of 1.8E-5 without a calculator

    asked by LOLITA
  80. Math

    the air needs to be humid up to about 18,000 ft for a hurricane to form. write an inequality to represent this altitude a of the air above the ocean

    asked by Angelina
  81. Math please help

    A recipe for 48 biscuits uses 2 2/3 cups of biscuit mix. How many biscuits are made from each cup of biscuit mix?

    asked by Cale
  82. Math

    Write the word sentence as an equation. The product of a number m and 2 is 8 2m=8 6 less than a number t is 7 t-6=7 A number m increased by 5 is 7 ? 8 is the quotient of a number g and 3 ?

    asked by Zero
  83. CHEM

    A 2.50 L sample of neon gas at 0.00 C and 1.00 ATM is compressed into a 1.00 L cylinder. what pressure will the gas exert in the cylinder at 25.0 C?

    asked by Dianne
  84. Math

    the air pressure of hurricane katrina at landfall was greater than 17 millibars plus the air pressure p before landfall. write and solve an inequality to find the air pressure of the storm before landfall

    asked by Angelina
  85. physics

    How many kilometers would you have to go above the surface of the earth for your weight to decrease to 39{\rm \\%} of what it was at the surface? Express your answer using two significant figures.

    asked by danny
  86. math

    The area A equals = πr^2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when r equals= 3ft? This is 9pie right? not 6pie?

    asked by John
  87. math

    For which pair of functions f(x) and g(x) below will the lim f(x)/g(x)equal 0 x-infinity f(x) e^x; g(x) = x^3 f(x) x^5; g(x) = e^x f(x) x^3; g(x) = ln(x) f(x) x^negative 2; g(x) = e^negative x

    asked by John
  88. chemistry

    How much heat (in kilocalories) is released when 7.87g of Al is used in the reaction?

    asked by dakota
  89. Social Studies

    1. One of several economic systems in which the government controls business, not the people. Not sure if it's socialism or education.

    asked by Hayden
  90. Chemistry

    According to the kinetic theory, gases consist of particles that A. occupy considerable volume. B. are relatively close together. C. exert attractive and repulsive forces on other particles. D. have motion that is constant, random, and rapid. C?

    asked by Ciaria
  91. Chemistry

    Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 10-8 at 700°C. 2 H2S(g) 2 H2(g) + S2(g) If 0.46 mol H2S is placed in a 4.6 L container, what is the equilibrium concentration of H2(g) at 700°C? So I thought that by

    asked by Caroline
  92. Social Studies

    HELP PLEASE!!! How important is India's geography to the beliefs of Hinduism?

    asked by Mel
  93. Calculus 2

    find an equation to the curve at the point corresponding to the given value of the parameter. x = tcost y = tsint when t = π i know I am supposed to find dy and dx which is: dy = (product form) t*-sint + 1*cost simplifying = -tsint+cost dx = tcost+sint

    asked by Hanky
  94. Chem

    How many moles of NH3 must be added to 1.00 L of solution to dissolve 0.979 g of CuCO3? For CuCO3, Ksp = 2.3 × 10-10. Ignore hydrolysis of CO32-, but consider the formation of the complex ion Cu(NH3)42+.

    asked by lin
  95. Statistic

    In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal distribution to estimate the requested probabilities. More than a decade ago, high levels of lead in the blood put 87% of children

    asked by Brandee
  96. Math help please

    A painter used 1 1/2 gallons of paint to paint 3/4 of a room. At this same rate, how many gallons will it take to paint the whole room?

    asked by Tiffani
  97. durhamtech

    want raptor flow chart for rolling a dice five times and the total com to 20.flow chat must show user how to play the game

    asked by zobon
  98. math

    air pressure decreases during a storm. the difference between the normal air pressure n and the air pressure during the 1935 florida keys hurricane wasd greater than 121 millibars. write and solve the inequality to find the normal airpressure in the

    asked by Angelina
  99. Chemistry

    Neutralization reaction HCL(aq) + NaOH(aq) -> NaCl(s) + H2O(l) Use your results to determine the netball change of the neutralization reaction, in kJ/mol of NaOH, Write the thermochemical equation for the neutralization reaction. I'm not sure how to even

    asked by Julie
  100. chemistry

    When you add 0.320 g of sodium metal to an excess of hydrochloric acid, you find that 3330 J of heat are produced. What is the enthalpy of the reaction as written below? 2Na(s) + 2HCl(aq) --> 2NaCl(aq) +H2(g

    asked by Catherine
  101. Math

    Liang wants to form a chess club. His principal says that he can do that if Liang can find six players, including him. How would you conduct a simulated model that estimates the probability that Liang will find at least five other players to join the club

    asked by Russel Ramos
  102. Physics

    A 54.8 g ball of copper has a net charge of 2.5 µC. What fraction of the copper's electrons have been removed? (Each copper atom has 29 protons, and copper has an atomic mass of 63.5.)

    asked by Carlos Montoya
  103. math

    In each of the following, relationships among marked angles are given below the figure. Find the measures of the marked angles. b. m(∠AOB ) is 30° less than 2m (∠BOC ) c. m(∠AOB ) – m(∠BOC ) = 50

    asked by Sam
  104. Math

    A ship leaves port and sails northwest for 2 hours, and then sails N35degreesE for three hours. If it does not change speed, what direction must the ship sail to return directly to port? How long will this return trip take?

    asked by Kelly
  105. biochemistry

    Calculate the pH of a solution made by adding 75.0 g of CH3COONa to 750 mL of 0.64 M CH3COOH. Ka for CH3COOH is 1.8 x 10-5.

    asked by nurul
  106. statistics

    An online site presented this question, 'Would the recent norovirus outbreak deter you from taking a cruise?' Among 34,327 people who responded, 66% answered 'yes'. Use the sample data to construct a 95% confidence interval estimate for the proportion of

    asked by slomomo
  107. grammar

    in america we have halloween. in mexico they have todos santos, which means "all saints". this is the day in which people remember family and friends who have died. they visit the cemetery instead of going trick-or treat. but htey do have pics of skelotens

    asked by Angelina
  108. Civics

    5.   The United States Constitution delegates police powers mainly to  A. state and local authorities. B. the president of the United States. C. Congress. D. the National Guard. A?

    asked by Sarah
  109. Math

    air pressure decreases during a storm. the difference between the normal air pressure n and the air pressure during the 1935 florida keys hurricane wasd greater than 121 millibars. write and solve the inequality to find the normal airpressure in the

    asked by Angelina
  110. physics

    You can estimate your distance from a lightning storm by watching for a lightning flash and then counting in one-second intervals using the general rule that you are 1 km away for every 3 s you count. Explain why this rule works. Estimate the distance from

    asked by gal
  111. Science

    2. Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer. (I think I

    asked by Grace
  112. Algebra ASAP

    I a working wth a cell phone performance task project. I have to determine which three cell phones are the best for a first time user and develop an equation for each of them. Wal-Mart has a plan for $30.00 a month with .29 per minute. It includes a $70.00

    asked by Thomas M
  113. SCIENCE

    WHAT MASS IN GRAMS OF OXYGEN GAS IS CONTAINED IN C 8.5L TANK AT 32 DEGREE CELSIUS AND 3.23 ATMOSPHERE

    asked by FLORA
  114. Math Help Please

    If a mother has three bananas, two pears, and two oranges, in how many different ways can she give the fruit to her daughter in one week, one piece of fruit per day? Be sure to say how you could use this with your students and mention any adaptations that

    asked by jenifer
  115. Math

    Show three ways to make 0.60 without using pennies

    asked by Emmanuel
  116. Math

    You have a rectangular yard that has perimeter of 72 meters. The current area is between 300 and 350. What are the dimensions of your current fenced in space

    asked by Monica
  117. Physics

    A container with a one-liter capacity at 27 degree C is filled with helium to a pressure of 2 atm. how many moles of helium does it hold?

    asked by eddy
  118. biochemistry

    What mass of CH3COONa must be added to 50.0 mL of 0.50 M CH3COOH to make a solution of pH 6.0 ?

    asked by nurul
  119. physics for physical science

    A stone thrown vertically upwards with a speed of 12m/s from the edge of Cliff 70m high. Calculate the time the stone takes to hit the bottom of the cliff.

    asked by Justin
  120. Geography

    Iam asian girl. I love geography lesson, because I like to learn about the world. I like to learn about race in the world. I really like the Caucasian race, because they have sharp nose. lol while I have a small nose. Yes, that's the reason why I love

    asked by nisa
  121. Computerized Accounting

    Consider this statement: "QuickBooks records revenue when an invoice is generated, even though cash has not been received." Is this practice acceptable? Why or why not? What are noncash investing and financing activities, and how are they recorded in

    asked by Gloria
  122. Math

    air pressure decreases during a storm. the difference between the normal air pressure n and the air pressure during the 1935 florida keys hurricane wasd greater than 121 millibars. write and solve the inequality to find the normal airpressure in the

    asked by Angelina
  123. Math

    the air pressure of hurricane katrina at landfall was greater than 17 millibars plus the air pressure p before landfall. write and solve an inequality to find the air pressure of the storm before landfall i think the answer is l>17 millibars+p

    asked by Angelina
  124. English

    1. What is Ling-Ling not good at? 2. What isn't Ling-Ling good at? 3. Why don't you like apples? 4. Why do you not like apples? 5. Why can't you solve the problem? 6. Why can you not solve the problem? ------------------ Are they all grammatical? Which

    asked by rfvv
  125. MATH!!!!! NEED HELP NOW !!!!

    John rolled a standard number cube 20 times. The cube landed on the number 3 six times. What is the experimental probability that John will roll a number 3 the next time he rolls the number cube? * 3/5 2/5 3/10 7/10 There are 12 girls and 8 boys in Mrs.

    asked by kaytlin
  126. Writing

    She forcefully _______ her view that something needs to be done to reduce crime in the city in front of city council. A. asserted B. snarled C. murmured D. commented

    asked by Anonymous
  127. physics

    A car covers half a distance at a velocity of 80km/h and the other half at 60km/h,what is the average velocity of the car?

    asked by don
  128. Statistics

    In the week before and the week after a holiday, there were 12,000 total deaths, and 5916 of them occurred in the week before the holiday. a. Construct a 95% confidence interval estimate of the proportion of deaths in the week before the holiday to the

    asked by slomomo
  129. Trigonometry (Identities)

    Verify the trigonometric identity: (cos Ɵ - (sin Ɵ - 1))/(cos Ɵ + (sin Ɵ - 1)) = (1+cos Ɵ)/(sin Ɵ)

    asked by Zeke
  130. math

    Mary Jo Prenarie is a office manger with the gross earning of $1600 semimonthly. if her company switches pay schedules from semimonthly to biweekly earning. what is Mary Jo new gross earning

    asked by Linda
  131. literature

    What's the poetic significance of the figures of speech in "the pulley"?

    asked by Anonymous
  132. analytic geometry

    Find the equation of the hyperbola. Transverse axis parallel to the x-axis, center at (5,1), the rectangle on the axes of the hyperbola of area 48 and distance betwern foci 10. i do nt know how . sorry . pls do help me ..

    asked by apple dayana
  133. English Poetry

    Define parts of Speech for Jabberwocky I'm on stanza 2 Please check: Beware(v) the(article) Jabberwock(Noun) my (adj) son (noun) The (article) jaws (n) that (pronoun) bite (verb), the(article) claws (noun) that(pronoun) catch (verb) Beware(verb)

    asked by Sweet Pea
  134. Science

    What might happen if the mucus in your nose, throat, and lungs suddenly dried up? Help

    asked by Yellow
  135. Accounting

    Consider this statement: "QuickBooks records revenue when an invoice is generated, even though cash has not been received." Is this practice acceptable? Why or why not?

    asked by Gloria
  136. algebra

    a community theater group finds that their funding is cut by 12%each year .this year they receive 10,000 in funding from grants and donors

    asked by Anonymous
  137. math

    A boat is travelling south at a rate of 18 km/h. A man walks across the deck from east to west at a rate of 16 km/h. Find the magnitude and direction of his velocity.

    asked by Kelly
  138. Geological Science

    What is Groundwater Mining? Explain giving an example of ground water mining in the United States.

    asked by Anonymous
  139. chemistry 30

    Calculate the enthalpy of reaction for the combustion of ethene.

    asked by .
  140. physics

    a person is pulling a 100 lb box across a smooth horizontal surface. what is the acceleration of the box if they are pulling upward at an angle of 20° with a force of 75 lbs Well, I know that there is no friction involved because it is a smooth surface

    asked by Hanky
  141. physics

    You need to lift a 200 kg box 5 meters, but it is too heavy. You decide to push it up an incline that makes a 25 degree angle with the ground. With what force do you need to push the box?

    asked by gal
  142. chemistry

    if a student mixes 250 grams of Na2O with 300 grams of H2O how many grams of NaOH ?

    asked by Anonymous
  143. PreCal

    Rationalize the denominator of the expression: sqrt2+1/sqrt-1

    asked by bobbie
  144. Science

    Can any one please please help me with popcorn experiment homework? The materials and 1 pack of Orville and 1 movie theater popcorn and let say the timing for both were 4.5 minutes. 1- what is the variables would you need to keep constant(control) in you

    asked by Smantha101
  145. Civics

    8.   Which one of the following provisions was part of the first draft of the Articles of Confederation submitted to the Second Continental Congress?  A. Appointment of George Washington as commander of the Continental Army B. Limited and restricted

    asked by Sarah
  146. SOC120: Introduction to Ethics & Social Responsibi

    The ethical emotivist would most agree most which statement?

    asked by bb
  147. Math

    A flower planter is to be made from landscape ties that are 4 feet long, four inches high and six inches wide. Each planter is 4 ties high. Describe how to build the planters so that they are square

    asked by Sam
  148. problem and statistics

    In a random sample of 10 on-line statistics students, information was collected about their minutes studied and their chapter test scores. X is the minutes studied, and Y is the test score. x : {20,30,45,60,80,90,45,120,90,70} y:

    asked by Zikera
  149. Math

    Dear Ms. Sue, Thank you for helping me very much. I was a little confused on your response to your answer posted at 7:23. Would my answer be 18 instead of 12? Thank you!

    asked by Alice
  150. MATH

    if bar of soap is 40 mm x 25 mm x 2 mm and one cubic millimeter of gold weighs about 0.0005 ounce. Find the volume in cubic millimeters and the weight in ounces of this bar of soap

    asked by Randi
  151. sci207: dependence of man on the environment

    Which statement is true regarding nuclear energy

    asked by Anonymous
  152. chemistry

    a solution is prepared by dissolving145 grams of NaNO3 in 100 grams of water at 80*C. the solution is then cooled to 10*C. how much of the solute will come out of the solution?

    asked by lisa
  153. Mangerial accounting

    1.April Green Company has budgeted the following amounts for its next fiscal year: Total fixed expenses $832,500 Sale price per unit $40 Variable expenses per unit $25 By how much will breakeven increase/decrease in units if April can reduce fixed expenses

    asked by Amanda Nealq
  154. pre calcuclus

    find the first five terms of {2n/3 n+1} a1=-2 an+3an-1?

    asked by leslie
  155. Vectors

    How would you write a vector equation for a line using parametric equations? For example: A line is defined by x=-2-t and y=4+2t,teR. a) Write a vector equation for this line using parametric equations. b) write a second vector equation different from the

    asked by Sara
  156. 4th grade Science

    explain how your circulatory and immune systems work together to keep you healthy. Pleaseeeee help!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    asked by Yellow
  157. algebra

    solve using ac method 10a^2-27ab+5b^2

    asked by Stephanie
  158. English- AP Lit

    My class is doing an essay on dracula and I need help with a thesis statement. This is the topic I chose: Issue of Trust & Sharing of Knowledge-Is there ever a time when it is better to be kept/keep others in ignorance? How does this connect to the idea of

    asked by Ally
  159. 4th grade Science

    why are acids that are found in the stomach and sweat important? HELP

    asked by Yellow
  160. precalc

    find the rational expression R whose numerator and denominator have degree 2 and leading coefficients of 1 such that (x^2 + 3x-10)/(x^2 -8x+15) * R = (x-2)/(x-3)

    asked by Anonymous
  161. chemistry

    Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple point for water. D. all of the above D?

    asked by Ciaria
  162. Science

    How do i start of my flow chart? It's about generating electricity

    asked by Thi
  163. math

    the order of the pole of sin(z)/((z-3)^4 * (z^2 + 3)^2) at z=3.

    asked by Anonymous
  164. Civics

    7.   If you came to settle on present-day New York City in about 1650, it's most likely that you're of _______ descent.  A. French B. Swedish C. Spanish D. Dutch D? 

    asked by Sarah
  165. Calculus

    A curve passes through the point (7,6) and has the property that the slope of the curve at every point P is 4 times the y-coordinate of P. What is the equation of the curve? Simplify the equation as much as possible.

    asked by Matt
  166. physics

    a 6 0 kg piece of aluminum at 645 degrees to celsius is combine with 1.0 kg of ice at -15 degrees Celsius in a thermally isolated calorimeter of negligible heat capacity what is the equalilbrum temperature the mixture evenually reaches?. q1+q2+q3=0 QAl =

    asked by sharon
  167. INTRO TO STATS

    We record the neuroticism ratings of a group of subjects. The subjects have different scores and they fall into normal distributions. In this example, neuroticism is a(n): the answer is Variable, but WHY?

    asked by Alicia Estrada
  168. Science

    Are all white cells the same? How do you know? Explain.

    asked by Yellow
  169. AP Chem

    What is the ph of a .05 L solution containing .075 mol NH3 and 6.80 g of NH4+ when .025 L of 2 M is added to it? Kb= 1.8 x10^-5

    asked by Lola
  170. Algebra Please!

    Posted by Thomas M on Monday, March 9, 2015 at 4:12am. I am working wth a cell phone performance task project. I have to determine which three cell phones are the best for a first time user and develop an equation for each of them. Wal-Mart has a plan for

    asked by Thomas M
  171. preCal help please

    rationalized the denominator of the expression5 sqrt -3 sqrt5 /sqrt5 - sqrt3

    asked by anonymous
  172. Calculus

    For the question "Determine the equation of the tangent to the curve y = xtanx at the point with x-coordinate π." how is the answer -πx + y + π2 = 0?

    asked by Sara
  173. STATS PLZ ANSWER

    We record the neuroticism ratings of a group of subjects. The subjects have different scores and they fall into normal distributions. In this example, neuroticism is a(n): the answer is Variable, but I don't understand why?

    asked by Alicia Estrada
  174. Physics 1014

    A large bowl contains water 10cm deep and has a small electric lamp at the bottom.A disc of cardboard is floating on the surface with its centre vertically above the lamp,and is of such diameter that the lamp can just not be seen by a person looking into

    asked by Ntakadzeni
  175. Health Information Technology

    I have to create an acute care record and am looking for blank medical templates. The list below is what I need Face Sheet; Registration Form; Doctors Order Form w/orders to include admission, treatment plan, medications; nurses note section; laboratory

    asked by Gabby
  176. Algebra 1

    Solve each system using substitution. tell whether the system has one solution, infinitely many solutions, or no Solution. 1.) y=2x -1 2x +2y= 22

    asked by Lindsey
  177. math

    The probability that Ryan chooses Spanish is 0.86 and the probability that Riley chooses Spanish is 0.73. State the probability that: a. they both chose Spanish b neither of them choose Spanish c. only one of them chooses Spanish d. at least one of them

    asked by Kelly
  178. physic ap

    i want to know im right. my answer: x= 16t^2 + 9.8m/s here is the question: An object, with velocity v0 m/s falls with constant acceleration 9.8m/s. how fast it goes after falling x m?

    asked by kylle
  179. math

    a group of 3 friends shared the cost of a tape recorder. if andy, barbara, and donna each paid $12, $30 and $18, respectively, then donna paid what percent of the cost of the tape recorder?

    asked by melvin
  180. geometry

    m

    asked by addi
  181. math

    6/(v-5)(v+2) if the rational expression is defined for all real numbers

    asked by michelle
  182. Calculus (Integral)

    How would you take the integral of the following two functions: 1) ∫ 25 / e^x(25 + e^2x) dx 2) ∫ 7x / x^3 + 27 dx

    asked by Misa
  183. math

    find the absolute error in measuring 12.25ml of water in a container

    asked by �0Š4heza
  184. COMPUTER

    what is scanning

    asked by TOCHUKWU
  185. math

    There are four pieces of bubble gum left in a quarter machine. Two are red and two are yellow. Chandra puts two quarters in the machine. One piece is for her and one is for her friend, Kay. If the two pieces are the same color, she's happy because they

    asked by Russel Ramos
  186. Economics

    What is the law of demand and dimishing marginal approach

    asked by Anonymous
  187. MATH

    Money in a bank account that compounds interest by some percentage acts _______.? A.linearly B.exponentially C.negatively D.like a fraction Is it B?

    asked by Meredith Grey
  188. economics

    4) From October 1994 to march 1995, the price of cotton increased from $0.65 to over $1 per pound, the highest level since civil war. According to business week, ‘supplies have dwindled because of poor crops in china, india, and Pakistan. At the same

    asked by Anonymous
  189. math/econs

    determine the first derivative of:Y=3+10X+5X2

    asked by Anonymous
  190. math

    Scientific notation is most effective when used with _____ a. very small numbers b. very large numbers c. imaginary numbers d. very large and very small numbers D or B

    asked by Meredith Grey
  191. math Functions

    The function h(t) = 2 + 50t -1.862t^2, where h(t) is the height in metres and t is the time in seconds, models the height of a golf ball above the planet Mercury's surface during its flight. A) What is the maximum height reached by the ball (would it be

    asked by Rose
  192. algebra

    Andy is 47 inches and is growing 3 inches a year. Write a function for his height with respect to the number if years

    asked by Josey
  193. English

    1. I dress well. 2. I am a good dresser. ---------------- Q1: Are both the same in meaning? Q2: Can a boy say #1? Q3: Do we have other expressions similar to #1?

    asked by rfvv
  194. English

    1. I tell great jokes. 1-2. I tell good jokes 2. I make great jokes. 3. I am a good joker. 4. i am a great joker. ----------------- Are they all the same in meaning? Which ones are correct?

    asked by rfvv
  195. Math, Help

    sqrt5-sqrt3/sqrt5+sqrt3

    asked by anonymous
  196. FRACTIONS (simplify)

    (m+2)/(2) - (m)/(m+2) +(2m^2-m^3)/(2m^2-8)

    asked by Tokisetso
  197. english cr

    compare and contrast the two differnt versions of the story of the great chicago fire. how does the format of each passage allow the author to add details and information to support his/her purose?

    asked by logan
  198. MATH

    HOW TO DO DECIMALS

    asked by EVASUAREZ
  199. Math

    f(x)=2x+10 f(3)...?

    asked by kiki
  200. Precal

    graph 2x^2/(x-2)(x+4)

    asked by Precalculas
  201. Math

    Write out the partial fraction decomposition of the following rational expression. 3x^2-7x-2/x^3-x

    asked by Lele
  202. precalculas

    write as a single logarithm 2IN plus In y munus In2y

    asked by Jim
  203. L.A

    ashley I'm sorry for hitting you Does there need to be a comma? If so where does it go? Ashley, I'm sorry for hitting you. am I right?

    asked by Kel
  204. physics

    a 0.5KG ball is drop at concrete incline which is 45 degree above the horizontal then bounces off with the speed of 5m/s due to the force applied on it what is the change in its momentum

    asked by musonda
  205. physics

    a 0.5KG ball is drop at concrete incline which is 45 degree above the horizontal then bounces off with the speed of 5m/s due to the force applied on it what is the change in its momentum?

    asked by musonda
  206. math

    3(m-1)=m+9

    asked by Dori
  207. Social Studies

    Can someone help me answer this question??? Predict how the outlawing of slavery would have affected the South’s economy.

    asked by Anonymous
  208. Poetry/english

    Hi- I'm working on Jabberwocky

    asked by Sweet Pea
  209. Math

    What factors does X3-X have for all X

    asked by Anonymous
  210. physics

    Show that the kinetic energy of two particles with mass m1 and m2 split into the energy of the centre of mass and the kinetic energy of relative motion.

    asked by don