Questions Asked on
March 27, 2014

  1. pre calculus

    A taxi company charges $2.00 for the first mile (or part of a mile) and 20 cents for each succeeding tenth of a mile (or part). Express the cost C (in dollars) of a ride as a piecewise-defined function of the distance x traveled (in miles) for 0

    asked by Danielle
  2. Chemistry

    The measured potential of the following cell was 0.1776 volts: Pb|Pb2+(??M)||Pb2+(1.0M)|Pb Calculate the electrode potential of the unknown half-cell(anode). Not sure how to approach this, considering the molarity is unknown. There isn't a lot of space on

    asked by Alex
  3. Chemistry Help Please!!!

    What initially forms as pale blue and pale green precipitates when NH3(aq) is added to [Cu(H2O)6]^2+ and [Ni(H2O)6]^2+ solutions, respectively?

    asked by Mello
  4. social studies (check plz)

    Which statement best describes the government of Canada? The monarch of Britain has total control over Canada. The Canadian parliament is ruled by the United States. Canada has complete power over its own government(MY ANSWER) The prime minister is the

    asked by luna
  5. Geometry

    Write a rule in function notation to describe the transformation that is a reflection across the y-axis. A. Rx-0(X,Y) B. Ry-0(X,Y) C. Ry-x(X,Y) D. Rx--1(X,Y)

    asked by Shay
  6. Alegerba Help!

    Use equal intervals to make a frequency table for the average number of movies per person. You do not need to show tally marks. Country Average Number of Movies Turkey 0.5 Japan 1.2 UK 1.3 Finland 1.3 Austria 1.5 Germany 1.8 Spain 2.2 Sweden 2.2 Denmark

    asked by Amy
  7. Global Studies

    Which of not following is NOT associated with El Nino? A. Fish that thrive in cold Pacific waters are driven away. B. Areas that usually have dry weather get heavy rains or are flooded C. Drought plagues certain peoples in South America D. All of the above

    asked by Hannah
  8. History

    How was James I's rule of England similar to peter the great's rule of Russia? Both reduces the size of their empire. Both increased their own power without approval by other government entitles. Both relied heavily on the opinions of their subjects when

    asked by Henry
  9. physics

    Suppose that, on a day when the outside temperature is 15 degrees Celsius, we fill a balloon with pure nitrogen gas, of which the molar mass is 28 grams per mole. Now suppose that we want to heat up a second (equally large) balloon containing air, such

    asked by Nick
  10. Statistics

    A stockbroker placed the following order for a customer: • 50 shares of Kaiser Aluminum preferred at $100 a share • 100 shares of GTE preferred at $27.20 a share • 20 shares of Boston Edison preferred at $12.20 a share What is the weighted arithmetic

    asked by Shawn
  11. physics

    Some say that the hot air balloons with which the Montgolfier brothers performed their first flight had a volume of 1700 cubic metres and could lift 780 kilograms (that includes the balloon, basket and payload). Assume that the balloon took off on a day

    asked by Nick
  12. math

    A group of friends went to lunch. The bill, before sales tax and tip, was $37.50 . A sales tax of 8% was added. The group then tipped 18% on the amount after the sales tax was added. What was the amount, in dollars, of the sales tax? What was the total

    asked by **please help**
  13. econ

    The terms below are measures or individual components of the money supply. Specifically considering the money supply of the United States, rank these items from largest to smallest in terms of dollar value. Currency, M2,M1,Balances in savings accounts,

    asked by sara
  14. Algebra

    Keiko is a software saleswoman. Let represent her total pay (in dollars). Let represent the number of copies of History is Fun she sells. Suppose that and are related by the equation . Answer the questions below. Note that a change can be an increase or a

    asked by James
  15. Math ~ Check 1 Answer ~

    Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between one set of values. two sets of values******* three sets of values. four sets of values

    asked by Cindy
  16. physics

    Two stars in a binary system orbit around their center of mass. The centers of the two stars are 7.78x1011 m apart. The larger of the two stars has a mass of 4.19x1030 kg, and its center is 1.75x1011 m from the system's center of mass. What is the mass of

    asked by Anonymous
  17. Calculus Help Please!!!

    In a murder investigation, the temperature of the corpse was 32.5 C at 1:30pm and 30.3 C an hour later. Normal body temperature is 37.0 C and the temperature of the surrounding was 20.0 C. When did the murder take place? PLEASE SHOW STEP BY STEP

    asked by Tanya
  18. chemistry

    I do not understand how to right a balanced equation for the combustion of cellulose in oxygen to produce carbon dioxide and water vapor. I know that cellulose is C6H10O5 but I don't understand how to balance. Thanking you in advance for your help.

    asked by linda
  19. Algebra

    I am having issues with factoring. I am trying to check my work using a TI84 Plus calculator but I don't know how to plug in a problem to check its factoring. Can anyone help? for example 44y^3+55y^2-11xy how can I go about plugging that in to check my

    asked by Christopher
  20. Math

    a trainer for a professional football team keeps track of the amount of water players consume throughout practice. the trainer observes that the amount of water consumed is a linear function of the temperature on a given day. the trainer finds that when

    asked by Daniela
  21. physics

    a car traveling at 43m/s decelerates at a rate of 7.1 m/s squared. how long did it take the car to stop? what distance did the car travel while stopping?

    asked by ben
  22. math

    A downtown auditorium hosts large events. The auditorium can seat 600 people at one time. The sponsors of an awards dinner are using the auditorium for 450 people. The chef has prepared meals for 3/4 of the usual 600 people. The pastry chef has made enough

    asked by mikel
  23. Statistics

    8.Using the following statistics to describe a distribution of data, what is the interquartile range? Minimum = 13 Q1 = 25 Median = 54 Q3 = 72 Maximum = 98 25. 12. 85. 47.

    asked by Shawn
  24. Statistics

    For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees

    asked by Shawn
  25. geometry

    Two buildings are separated by an alley. Joe is looking out of a window 60 feet above the ground in one building. He observes the measurement of the angle of depression of the base of the second building to be 50 degrees and the angle of elevation of the

    asked by joe
  26. Statistics

    The distribution of a sample of the outside diameters of PVC gas pipes approximates a symmetrical, bell-shaped distribution. The arithmetic mean is 11.0 inches, and the standard deviation is 2.0 inches. About 68 percent of the outside diameters lie between

    asked by Shawn
  27. Geometry

    What translation rule can be used to describe the result of the composition of T(X,Y) and T (X,Y)? A. T(X,Y) B. T(X,Y) C. T(X,Y) D. T(X,Y)

    asked by Libby
  28. Physics

    In a cyclotron (one type of particle accelerator), a deuteron (of mass 2.00 u) reaches a final speed of 10.1% of the speed of light while moving in a circular path of radius 0.540 m. What magnitude of magnetic force is required to maintain the deuteron in

    asked by Paul
  29. physics

    For tests using a ballistocardiograph, a patient lies on a horizontal platform that is supported on jets of air Because of the air jets, the friction impeding the horizontal motion of the platform is negligible. Each time the heart beats, blood is pushed

    asked by Anonymous
  30. Physics.

    A dike in Holland springs a leak through a hole of area 0.60cm2 at a depth of 1.4m below the water surface. How much force must a boy apply to the hole with his thumb to stop the leak? Express your answer to two significant figures and include the

    asked by James
  31. Global Studies

    All of the following affect climate EXCEPT a. vegetation b. elevation c. location d. wind patterns

    asked by George
  32. math

    jared bought a package of pens containing 20 pens. If 3/4 of the pens had black ink, how do you determine the number of pens with black ink?

    asked by Anonymous
  33. Chemistry URGENT

    I need help balancing a equation for the combustion of cellulose in oxygen to produce carbon dioxide and water vapor. C6H10O5 = 6CO +5H2O I know this is not correct but I don't know what else to do to get this to balance. Thanking you in advance.

    asked by linda
  34. art

    is there a universal standard for "good color"... the choices are a.yes, it's concordance b.no, there is no standard c. yes, it's called unity or d. yes it's called discord. I say it's c, anyone know if i'm right?

    asked by torey
  35. physics

    At some point in the combustion cycle of an engine, the temperature of a combusted air-fuel mixture is 582 degrees Celsius. Given that the pressure in the mixture is 6.2 bar, determine the density of the mixture (in kilogram per cubic metre).

    asked by Nick
  36. science

    an you please solve the questions for me 1. 3 moles of pesticide of molecular mass 200 g/mole is applied to a closed system consisting of 20 m3 of water, 10 m3 of air, 1 m3 of sediment, and 0.001 m3 of fish. Determine the concentration and amount in both

    asked by gift
  37. Math

    In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q? Answer choices: 210 people 420 people 630 people none of

    asked by Helena
  38. math

    Mrs. Jones and Mr. Graham had the same amount of money at first. After Mrs. Jones bought a computer that cost $2,055, she had 1/4 as much money as Mr. Graham. How much money did Mr. Graham have?

    asked by carol
  39. Physics.

    Calculate the water pressure at the base of the Hoover Dam. The depth of water behind the dam is 220m . Express your answer to two significant figures and include the appropriate units.

    asked by James
  40. Chemistry

    I would really like to understand how to do these problems, because my exam is coming up in a few weeks. I still cannot comprehend how you can tell if a system is is positive or negative according to reaction. For #1, I presume it is E if it is spontaneous

    asked by Rainie
  41. WORD PROBLEMS UGH

    Chef kim plans to serve a fruit plate to each of 336 diners at a banquet. Each plate will contain 6 slices of kiwi fruit, 3 pieces of mango, and 5 strawberries. If a mango yields 5 pieces and a kiwi fruit yields 8 slices, how many fruits are needed?

    asked by anra
  42. Dimensionless parameters

    The drag, D, on a sphere located in a pipe flow through which a fluid is flowing to be determined experimentally. Assume that drag is a function of the sphere diameter, d, the pipe dianeter, H, the fluid velocity, V, and the fluid density, p. a) What

    asked by Charlie
  43. Global Studies

    Although the Amazon Basin receives more than 80 inches of rain per year, South America also has the driest place on Earth, know as a. Death valley b. Gobi desert c. Atacama desert*** d. the Caribbean

    asked by Josh
  44. physics

    Two electrons start at rest with a seperation of 5e-12 metres. Once released, the electrons accerelate away from each other. Calculate the speed of each electron when they are a very large distance apart.

    asked by Tristan
  45. math

    Two tracking stations 50 miles apart sight a weather ballon. The angle of the ballon from one of the stations is 45° and from the other is 60°. What is height of the balloon?

    asked by Sherwion
  46. statistics

    An airline company is considering a new policy of booking as many as 161 persons on an airplane that can seat only 140. (Past studies have revealed that only 81% of the booked passengers actually arrive for the flight.) Estimate the probability that if the

    asked by Amy
  47. math

    vehicles lose value over time. A car is purchased for $23 500, but it is worth only $8750 after eight years. What is the average annual rate of change in the value of the car, as a percent?

    asked by HELPPPPP
  48. science- Physics

    Two electrons start at rest with a seperation of 5e-12 metres. Once released, the electrons accerelate away from each other. Calculate the speed of each electron when they are a very large distance apart.

    asked by Tristan
  49. World History

    What role did the Jacobins play in the French Revolution? The Jacobins reached an agreement with moderate French leaders to end the revolution. The Jacobins opened French gov't to full participation by women. The Jacobins returned France to a monarchy by

    asked by Henry
  50. Social Studies

    The excerpt below is Article 6 of the "Declaration of the Rights of Man," the document that founded the French Republic on August 26, 1789. Use this excerpt below to answer the following question: Law is the expression of the general will. Every citizen

    asked by Anonymous
  51. Math

    What is 7 sqrt 8 - 2 sqrt 8?

    asked by Anonymous
  52. Math

    I was wondering if you can help me with math real quickly. I just cant figure this out. For the first question I have to find the surface area for the given cylinder. I have to use 3.14 and round to the nearest whole number. The radius is 6ft and the

    asked by Sebby-Chan
  53. 8th Grade U.S History

    Document F Andrew Jackson, Proclamation to the people of South Carolina, December 10, 1832 I consider that the power of one state to annul a law of the United States is not consistent with the survival of the Union. Nullification is forbidden by the

    asked by Cassidy
  54. Math

    in triangle PQR, PQ=5.4, QR=3.6, and PR=6.2. to the nearest tenth, what is m

    asked by Libby
  55. physics

    The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.0430 kg and is moving along the x axis with a velocity of +5.41 m/s. It makes a collision with puck B, which has a mass of 0.0860 kg and is initially at rest.

    asked by Anonymous
  56. geometry

    In triangle GHJ, GH=32, HJ=63, and m

    asked by shay
  57. university of calabar

    A stoppered flask at 25 0C contains 250 ml water, 200 ml octanol, and 50 ml of air. An unknown amount of o-xylene is added to the flask and allowed to partition among the phases. After equilibrium has been established, 5.0 mg of o-xylene are measured in

    asked by gift
  58. physics

    A typical volume of a modern hot air balloon is 2500 cubic metres, and a typical maximum temperature of the hot air is 120 degrees Celsius. Given these figures, and an outside air temperature and density of 15 \(^{\circ}C\) and 1.225 \(kg/m^3\)

    asked by Nick
  59. Math

    Write a rule in function notation to describe transformation that is a reflection across the x-axis. A. Ry-x(X,Y) B. Rx-0(X,Y) C. Rx-y(X,Y) D. Ry-0(X,Y)

    asked by Sierra
  60. physic

    A stationary 2.0 kg object is located on a table near the surface of the earth. The coefficient static friction between the surface is .80 and the coefficient of the kinetic friction is 0.65. A horizontal force of 5N is applied to the object. Determine the

    asked by pam
  61. Science URGENT

    Write down the number of hydrogen and oxygen atoms of the following H2O 3H2O 5H2O Write down the number of carbon, hydrogen and oxygen atoms: C6H12O6 2C6H12O6 10C6H12O6 Write down the number of molybdenum, oxygen and hydrogen atoms: Mo(OH)4 3Mo(OH)4

    asked by Madhu
  62. Chemistry

    Silver ion reacts with excess CN− to form a colorless complex ion, Ag(CN)−2, which has a formation constant Kf=3.0×1020. Calculate the concentration of Ag+ in a solution prepared by mixing equal volumes of 2.3×10−3M AgNO3 and 0.21M NaCN.

    asked by Emily
  63. Calculus

    If e^x = 243 and e^y = 32 then e^((3x + 4y)/5) =? The answer is 432, but I don't understand why.

    asked by Ann
  64. physics

    For the purposes of this problem, there are three parts to the figure, and the center of mass of each one is shown in the drawing. These parts are: (1) the torso, neck, and head (total mass = 40.4 kg) with a center of mass located on the y axis at a point

    asked by Anonymous
  65. senior problem solving

    a colony of ants doubles every 20 days. if the colony has 350 ants today, how many are/were present in 50 days? a. in 50 days? b. 55 days ago? c. in 30 days?

    asked by dareus boddie
  66. Math

    The weather forecaster says it's 20 degrees Celsius in London but only 28 degrees colder in New York. What is the temperature in New York?

    asked by Satah
  67. MATH WORD PROBLEM

    Diego works at a toy store. His boss tells him to order 420 stuffed bears and toy cars. He must order 4 stuffed bears for every 3 toy cars. a) If he must order 9 large stuffed bears for every 7 small stuffed bears, how many of each stuffed bear should he

    asked by andra
  68. Chemistry

    I am having a hard time figuring out how to write a balanced equation for the reaction of iron and oxygen to produce iron(II) oxide. I also need a balanced equation for the reaction of iron and oxygen to produce iron (III) oxide. I would appreciate any and

    asked by linda
  69. math

    vehicles lose value over time. A car is purchased for $23 500, but it is worth only $8750 after eight years. What is the average annual rate of change in the value of the car, as a percent?

    asked by LALAALLA
  70. math

    Air is pumped into a balloon such that its volume increases at the rate of 75cm^3 per second. It is assumed that the balloon is spherical all the time. Find in term of pi the rate at which the radius of the balloon is increasing when the radius is 5cm.

    asked by rosa
  71. Chemistry

    copper(1) chloride reacts with hydrogen sulfide. if 9.90 grams of copper(1) chloride and 10.2 grams of hydrogen sulfide are reacted together, what is the limiting reactant?

    asked by Anonymous
  72. physic

    A stationary 2.0 kg object is located on a table near the surface of the earth. The coefficient static friction between the surface is .80 and the coefficient of the kinetic friction is 0.65. A horizontal force of 5N is applied to the object. Determine the

    asked by pam
  73. Maths

    A box contains pns and pencils in the ratio 6 : 5. There are 24 pens. How many pencils are there?

    asked by Anonymous
  74. chemistry

    calculate the grams of solute neede to prepare 24 grams of a 13.5% by mass scurose (c12h22o11) solution

    asked by jason
  75. Statistics

    The following are the weekly amounts of welfare payments made by the federal government to a sample of six families: $143, $138, $132, $136, $145 and $136. What is the range? $24 $9 $13 $0

    asked by Shawn
  76. 3rd grade math

    suppose she cut the cake into 8 equal size pieces and 6 people at all the pieces. Explain how they could have divided the pieces so that everyone ate the same amount of cake. You can show your work in a drawing.

    asked by mandie
  77. government

    How do ideological parties and single-issue parties differ from one another? A. Ideological parties tend to be more liberal, while single-issue parties tend to be more conservative. B. Ideological parties focus on certain beliefs, while single-issue

    asked by ty
  78. Physics

    two groups of paddlers meet in the middle of a lake. after a brief visit a person in canoe 1 pushes on canoe 2 with a force of 46 N . Mass of canoe 1 is 150 kg and mass of canoe 2 is 250 kg. find acceleration of each canoe

    asked by Elle
  79. Physics

    Calculate the average force per nail when Sarah (following figure), who weighs 130 pounds, lies on a bed of nails and is supported by 600 nails. Express your answer using two significant figures.

    asked by James
  80. FINANCE

    Polycorp has a current dividend of $5.00 due tomorrow and is expected to pay a dividend $5.50 at the end of the first year. Its dividend is expected to grow at 8% pa for the following year. Dividends are then expected to grow at 4% pa for another two

    asked by Anonymous
  81. personal finance

    The interest rate is composed of _____ and the ______? a. risk-free rate,risk discount b.risk free rate, risk premium c.risk free rate, default risk premium d. none of the above

    asked by tammy
  82. statistics

    A committee consists of five men and four women. Two people are selected at random from the committee. What is the probability that one man and one woman will be selected?

    asked by Anonymous
  83. Statistics

    For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees

    asked by Shawn
  84. Math

    How many possible combinations are there if a spinner with 4 sections is spun twice?

    asked by Hannah
  85. Chemistry

    How would you exactly start the first problem? My thermodynamic skills is a bit rusty. I am assuming I have to use ΔH°f under the given reaction..? But then..we barely covered ΔG° in class. Am I to use this equation, ΔG° = ΔH° - T ΔS°? Umm..can

    asked by Airin
  86. Chemistry

    a balloon has a volume of 2.0 L at room temperature (27 degrees celsius). at what temperature would the balloon have a volume of 2.0L?

    asked by Jake
  87. trig

    A plane is flying due south at a speed of 192 mph. a wind is blowing in at 53 degrees at 13 mph. what is the bearing of the plane?

    asked by brittany
  88. Physics.

    The top floor of a building is 40m above the basement. Calculate how much greater the water pressure is in the basement than on the top floor. Express your answer to two significant figures and include the appropriate units.

    asked by James
  89. Electricity

    A 10 nF capacitor is charged to 5 V. How much charge does it store?

    asked by Raisa
  90. Chemistry

    a.) How much energy is emitted in each alpha decay of plutonium-234 if 234Pu, 234.0433mu and 230U, 230.0338mu. b.) The half-life of plutonium-234 is 8.8 hrs. How much heat is released by the alpha decay of a 1 micro-gram sample of plutonium-234 in a

    asked by Anonymous
  91. Calculus

    An object in free fall has its distance from the ground measured by the function d(t)=-4.9t^2 +50, where d is in meters and t is in seconds. If gravity is the only acceleration affecting the object, what is gravity's constant value?

    asked by Anonymous
  92. math

    There are 10 different pairs of shoes in a wardrobe. Find the probability of the event that there is at least one pair among them in choosing 4 shoes by chance. Express your answer in rational form.

    asked by jevan
  93. Calculus

    Posted by MG on Wednesday, March 26, 2014 at 6:54pm. The hands of a clock in some tower are 4.5m and 2m in length. How fast is the distance between the tips of the hands changing at 9:00? (Hint: Use the law of cosines) The distance between the tips of the

    asked by MG
  94. Chemistry URGENT

    Could someone let me know if I have balanced these equations correctly. balanced equation of the reaction of iron and oxygen to produce iron(ii)oxide. 2Fe + O2 = 2FeO Also if the balanced equation of the reaction of iron and oxygen to produce

    asked by linda
  95. 5th Grade Math

    Keith played some games of chess at a tournament. He recorded the results of the games on the table shown. Game Results: Number of Games TIES 4 WINS 12 Losses 4 If Keith plays 10 more games, how many of the 10 games is he likely to win? A. 6 games B. 8

    asked by chris
  96. Physics

    Pressure = weight density × depth Calculate the water pressure at the bottom of the 50-m-high water tower shown in the photo. Express your answer to two significant figures and include the appropriate units

    asked by James
  97. finance

    Polycorp has a current dividend of $5.00 due tomorrow and is expected to pay a dividend $5.50 at the end of the first year. Its dividend is expected to grow at 8% pa for the following year. Dividends are then expected to grow at 4% pa for another two

    asked by Anonymous
  98. geometry

    Mr. Franco is making a triangular cement slab and needs to set boards before he can pour the cement. He has already set two boards that are 5 feet and 8 feet in length. What is a reasonable range for the length of the third board that Mr. Franco could set

    asked by stephany
  99. physics

    A 6.26-g bullet is moving horizontally with a velocity of +344 m/s, where the sign + indicates that it is moving to the right (see part a of the drawing). The bullet is approaching two blocks resting on a horizontal frictionless surface. Air resistance is

    asked by Anonymous
  100. science

    the distance a car travels between the time the driver decides to stop the car and the time the driver puts on his brake is called the reaction distance how does the reaction distance change with speed

    asked by cassie
  101. analytical chemistry

    What volume (in liters) of 0.96 M KOH solution should be added to a 0.130 L solution containing 10.2 g of glutamic acid hydrochloride (Glu, FW=183.59; pKa1=2.23, pKa2 =4.42, pKa3=9.95) to get to pH 9.90?

    asked by joi
  102. physics

    which of the following would be the best example of non damped simple harmonic motion? A. mass oscillating vertically on a spring B. sound waves propagating through water C. light waves propagating through a vacuum D. guitar strings vibrating

    asked by Janette isa hoe
  103. psych

    Men growing beards because women consider men with beards as good mates is an example of A. intersexual competition. B. intrasexual competition. C. macrosexual competition. D. microsexual competition.

    asked by FORREST
  104. science

    3 moles of pesticide of molecular mass 200 g/mole is applied to a closed system consisting of 20 m3 of water, 10 m3 of air, 1 m3 of sediment, and 0.001 m3 of fish. Determine the concentration and amount in both grams and mole units in air, water, sediment

    asked by gift
  105. Geometry

    I need help in this problem: A 14-foot ladder is leaning against a house so that its top touches the top of the wall. the bottom of the ladder is 8 feet away from the wall. which of these can be used to find the height of the wall? A. in a right triangle

    asked by Alex
  106. Calculus

    A weight oscillates in a vertical motion according to the position function y(t)=-5 cos(t). Assuming t≥0, when will the acceleration if the weight be zero for the first time?

    asked by Anonymous
  107. sew

    Mrs. Shotto was once one of your regular customers, but she hasn't asked to have any garments made in approximately one year. You note she has lost weight. She would like you to make her a special silk blouse to replace a favorite blouse that has worn out.

    asked by Mio
  108. Business and Economics

    The weights (in grams) of the contents of several small bottles are 8, 4, 3, 6, 7, 1 and 5. What is the sample variance? 5.81 4.33 5.67 2.22

    asked by Anonymous
  109. CALCULUS problem

    There are four parts to this one question, and would really appreciate if you could show and explain how you get to the answer, because I tried looking up how to find the answer myself, but nothing made sense. Thank you! 11. The region R is bounded by the

    asked by Samantha
  110. Economics and Statistics

    A stockbroker placed the following order for a customer: • 50 shares of Kaiser Aluminum preferred at $100 a share • 100 shares of GTE preferred at $27.20 a share • 20 shares of Boston Edison preferred at $12.20 a share What is the weighted arithmetic

    asked by Anonymous
  111. math

    (Weighing produce). A supermarket has three employees who package and weigh produce. Employee A records the correct weight 98% of the time. Employees B and C record the correct weight 97% and 95% of the time, respectively. Employees A, B, and C handle 40%,

    asked by Anonymous
  112. CHEMISTRY

    HOW MANYMOLES OF SULFUR DIOXIDE CAN BE PRODUCED FROM 20.0G OF HYDROGEN SULFIDE?

    asked by JEFF
  113. Physics Help

    It starts saying that impulse is related to velocity in a certain way. What is that relationship? I just said impulse = force x time and momentum = mass x velocity So would that be a correct answer to what they're wanting? Also, it says there is a

    asked by Eiban
  114. Chemistry

    10.00 mL of an unknown base solution is titrated with .100 M HCl solution. The pH versus the volume of NaOH added is shown below. There is a graoh where there are two dotted lines signifying a pH: the highest at pH 6.31 and the lower at pH 3.92. What is

    asked by Dezzi
  115. Algebra

    Simplify the rational expression (x^2+xy-2y^2)/(x^2+3xy+2y^2)

    asked by Anonymous
  116. FINANCE

    Gamma Ltd is not expecting to pay dividends for three years, at the end of year four, a dividend of $2.45 is planned and dividends are expected to be constant forever after that. The required rate of return for Gamma Ltd equity is j4 = 12.25% pa. What is

    asked by Anonymous
  117. chemistry

    Upon decomposition, one sample of magnesium fluoride produced 1.65 kg{\rm kg} of magnesium and 2.58 kg{\rm kg} of fluorine. A second sample produced 1.50 kg{\rm kg} of magnesium. How much fluorine (in grams) did the second sample produce?

    asked by skittles
  118. geometry

    | (3,2)\ | / \ | /(s,1) \|/ -----------------|------------------- /|\ / | \ | | In the accompanying figure, the slope of line k is t and the slpe of line m is negative t. What is the value of s? (the lines are perpendicular) (sorry for the ascii graph ^_^)

    asked by math help
  119. eviromental science

    Using two or three well-developed paragraphs, explain how temperature and precipitation determine which plants grow within an area and give an example.

    asked by dallas
  120. Mathematics

    Give the first three terms of the sequence of 1.Tn+1=Tn+n

    asked by Anonymous
  121. FINANCE

    Gamma Ltd is not expecting to pay dividends for three years, at the end of year four, a dividend of $2.45 is planned and dividends are expected to be constant forever after that. The required rate of return for Gamma Ltd equity is j4 = 12.25% pa. What is

    asked by Anonymous
  122. FINANCE

    Polycorp Treasury a company in the land of Zanadu is holding a parcel of Zanadu Government Bonds with a face value of $2,000,000. The bonds were issued seven years and nine months ago and still have two years and three months to maturity. They pay a coupon

    asked by Anonymous
  123. FINANCE

    A perpetuity with the first annual cash flow paid at the beginning of year 4 is equivalent to receiving $103,000 in 15 years’ time. Assume that the perpetuity and the lump sum are of equivalent risk and that j12 = 14.32% pa is the appropriate interest

    asked by Anonymous
  124. Math

    If an orange is twice as many as a pear. How many pears are there?

    asked by Anonymous
  125. physics

    A passenger weighing 800 N is inside an elevator weighing 25000 N that rises 30 m in exactly 1 min. How much power is needed for the elevator's trip?

    asked by zach
  126. algebra

    What is the volume of a cylinder? diameter:2cm hieght:9cm

    asked by Brianna
  127. Physics

    When you suddenly stand up after lying down for a while, your body may not compensate quickly enough for the pressure changes and you might feel dizzy for a moment. (a) If the gauge pressure of the blood at your heart is 15.02 kPa and your body doesn't

    asked by Please Help!!!
  128. FINANCE

    Now that they have accumulated a deposit of 55,000 Jack and Jill take out a housing loan to purchase a home. The house costs $755,000. It is to be repaid in equal monthly instalments over a term of 30 years. The interest rate quoted by the bank is an

    asked by Anonymous
  129. who dare to give the answer!

    i have passed class -9 with 10 CGPA.in DAV public school,and it is affiliated to CBSE.but,now i want to change my school.and take admission in class -10 in a different school,and it is also affiliated to CBSE board,under the same zone.is it possible for

    asked by hurry its a question of my career.
  130. Algebra 2

    Simplify the rational expression (x^2+xy-2y^2)/(x^2+3xy+2y^2)

    asked by Anonymous
  131. Social Studies

    Hai I was wondering if you could check my answer? It doesn't really talk about this in my text book, and it doesn't really help if I look it up online. Q: Founded by the Mormons, which city was originally called Deseret? A. San Diego B. Provo C. Santa Fe

    asked by Sebby-Chan
  132. physics

    calculate the magnitude of the electrical force between object a with a chaarge of 15mc and object b with a charge of 3mcc. they are located 0.4m apart.

    asked by yolie
  133. Physics

    Object A has a mass of 443 kg. Object B has a mass of 356 kg. If they are separated by 3.4 m, what is the magnitude of the gravitational force between them?

    asked by Anonymous
  134. Math

    If x+15 and 2x+27 represent the number of degrees in measures of two consecutive angles of a parallelogram, find the value of x.

    asked by math help
  135. History

    What federal document did Susan B Anthony quote in the beginning of her speech in I believe 1872? I know she was trying to equal rights between women, and I think it would make sense for it to be the preamble to the Federal Constitution. Opinions?

    asked by imissbobby♥
  136. math

    can you produce a 2-digit whole number by multiplying two-digit whole numbers?

    asked by cee
  137. english

    A French girl found them

    asked by kk
  138. Geometry

    Given the lengths of the sides of a triangle, identify the triangle as acute, right, or obtuse. 37,12,34 5,12,13 20,21,28

    asked by Heather
  139. physics

    A weight oscillates in a vertical motion according to the position function y(t)=-5cos t. Assuming t>=0 (greater than or equal to), when will the acceleration of the weight be zero for the first time?

    asked by rachel
  140. algebra 1

    your local rollerblade rink will rent you blades for $14.00 for 3 hours or $29.00 for 8 hours. Asume the price increase is constant depending on the number of hours the blades are rented.

    asked by allen colbert
  141. math

    450 divide 14?

    asked by Paul
  142. Math

    Fay is making 13 bows to sell. She has 36 feet of ribbon. If each bow requires 2 1/4 feet of ribbon, how much ribbon will not b used

    asked by Anonymous
  143. geometry

    The perimeters of 2 similar polygons are 12 and 16. 1. What is the ratio of the lengths of 2 corresponding sides? 2. What is the ratio of the areas? 3. If the area of the smaller polygon is 54 what is the area of the larger polygon?

    asked by Lue
  144. Heat Transfer

    A 1 m square verticalplate is heated to 300 deg C and placed in room air at 25 Deg C. calculate the heat loss from the one side of the plate

    asked by RHS
  145. math help!!

    factor: (x^2+5x)^2 - 36 and (a-b)^2 - (c-d)^2 show the steps pleasee!

    asked by sunny
  146. math

    a right triangle has a hypotenuse that is 59 miles long. One side is 1.05 longer than the other. What are the lengths of the two legs

    asked by Judy
  147. Persuasive Writing help

    I'm writing a persuasive request but English is not my native language. I've done many drafting and revising, but still not sure. so I would be grateful if you could show me what I did wrong and the correct way to revise it. Thanks "Dear xxx, I would like

    asked by yengiang
  148. Math

    You have cards numbered 1-10 and a number cube what are the odds of getting two prime numbers? The book says 1\5 but how do they get it.

    asked by Amy
  149. Math

    There are 120 students trying out for the play. Only 5% of those trying out will have a speaking part. Write this percent as a fraction in its lowest terms.

    asked by Crissy
  150. Math

    Rewrite the equation y - 37x = 82 as a function of x. I got f(x)= -37x +82 is that right?

    asked by Lisa
  151. MATH HELP

    .................| .........(3,2)\..|../ ...............\.|./(s,1) ................\|/ -----------------|------------------- ................/|\ .............../.|.\ .................| .................| In the accompanying figure, the slope of line k is t

    asked by math help
  152. Introduction to Criminal Courts

    Analyze and explain the importance of a college degree for someone seeking to join the police or police training. Analyze and explain how higher education plays a pivotal role in advancement and promotions in the police department. Analyze whether higher

    asked by slomomo
  153. programming

    a program displays the name of fruits that are sorted from the arrays(program that sort five names)

    asked by DEUS
  154. Math

    Try to make 24 using -,+,•,/ 1,5,4,3 & 3,12,4,1 & 10,9,7,2

    asked by Anonymous
  155. English

    I can stand that much to help the environment. --------------------------- What is the part of speech of 'that much' in the sentence? English - Writeacher, Tuesday, March 25, 2014 at 7:53am The sentence doesn't make sense. What does "can stand" mean here?

    asked by rfvv
  156. FINANCE

    A ninety day bank bill with 90 days to maturity has a price of $99427.95. What is the effective annual yield implied by this price and maturity? Be careful I am not asking for the annual nominal yield, which by convention is normally quoted in financial

    asked by Anonymous
  157. FINANCE

    Many creditors of your firm offer early payment discounts. The accounts payable supervisor does not believe in paying early “as the bank overdraft rate of j12 = 8% pa is more than the average 2% offered for payment within 10 days from date of invoice”.

    asked by Anonymous
  158. Math please check my answer?

    This is my last question. What is the domain of the function below? f(x)= e^(x-4)-2 I got all real numbers is that correct?

    asked by Lisa
  159. English

    After watching a documentary about the environment on TV, I decided to start my own project,"Project Green Kid." Today was my first day as a Green Kid...... ---------------------------------- Do we have to use "a Green Kid"? What about "a green kid"? Why

    asked by rfvv
  160. algebra

    6 (31n+5)

    asked by shemiah
  161. Chemistry

    How many grams of C would be necessary to produce 790. grams of CaCO3 by the sequence of reactions shown below? Step 1: CaO + 3C → CaC2 + CO Step 2: CaC2 + N2 → CaCN2 + C Step 3: CaCN2 + 3H2O → CaCO3 + 2NH3

    asked by Megan
  162. social study

    what are the ways of solving enviromental problems in your communities?

    asked by bala
  163. Geometry

    If I have 64 ft what are all the dimension of the rectangular patios I can make using all 6 ft?

    asked by AbdAllah
  164. Chemistry

    The main radioisotope in a banana is potassium-40, a beta emitter with an activity of 242 Bq/g. An average medium banana has about 320 mg of potassium and the natural abundance of potassium-40 is .0117%. Calculate the value of the BED in a.) Gy b.) Sv

    asked by Anonymous
  165. chemistry

    write a reaction that show solid copper (II) nitrate dissociating.

    asked by P
  166. math

    I have a flat piece of plywood that measures 45 inches in width and 75 inches in length. I want to cut the board into identical square pieces with the integer side lengths and use the entire piece of wood. What are the dimensions (width & length) of each

    asked by He who should not be named
  167. Calculus

    If y=cos x, what is y^(6) (x)?

    asked by Anonymous
  168. math help

    factor: (a-b)^2 - (c-d)^2

    asked by sunny
  169. health

    The one area you can't control to reduce your chances of stroke, heart disease, or diabetes is

    asked by Anonymous
  170. Math

    Can 26x^2 be written as x*sqrt26?

    asked by Anonymous
  171. Math

    What is the domain of the function f(x)= -3^(x+3)+4? I got (-infinity, infinity) is that correct?

    asked by Lisa
  172. Composition

    How does taking observations obstruct or halt the writing process

    asked by Carolyn
  173. Business Statistics

    What is the median of 29, 49, 27, 64, 79, 59, 29 and 41? 29.0 45.0 59.5 49.0

    asked by Student
  174. English

    1. In the evening, Sonya's father cooks dinner. 2. In the evenings, Sonya's father cooks dinner. 3. Evenings, Sonya's father cooks dinner. 4. Every evening, Sonya's father cooks dinner. (What is the difference of the four sentences in meaning?)

    asked by rfvv
  175. history

    Good morning can you give me some facts about the effects of the world war 1 on New Jersey please help me

    asked by Anonymous
  176. English

    Do I use an apostrophe after the A or not? "He got 5 As on the final exam." I've heard that capital letters are made plural only by adding an s, but my textbook gives this example-How many A's did you write on the paper?

    asked by Anonymous
  177. English

    Did I classify this sentence correctly? The (A) birds (SN)/ in (P) the (A) tree (OP) sang (V) happily (adv) during (P) the (A) day (OP).

    asked by Aveary
  178. Equation help

    X^2-6x+7=0 1.-1.59,4.41 2.-1.59,-4.41 3.1.59,-4.41 4.1.59,4.41 Can someone help?

    asked by Alex
  179. English

    1. In the evening, Sonya will meet one of her friends. 2. In the evenings, Sonya will meet one of her friends. ------------------------- Thank you for your help. What is the difference between them. Does #1 mean "She will meet her friend this evening

    asked by rfvv
  180. Count Of Monte Cristo

    How does the Count of Monte Cristo set up Mondego & Villefort? How does he frame Villefort and what happens to Villefort?

    asked by Anonymous
  181. Math

    In triangle ABC, m

    asked by Sierra
  182. math help ASAP!!

    factor: 2m^3 - 7m^2n - 15mn^2

    asked by sunny
  183. health

    Cosmetic surgery is more likely to lead to disappointment if a person is ________. A. Seeking surgery with the hope of influencing a change in oneself B. Seeking surgery with the hope of influencing a change in someone else C. Seeking surgery with the hope

    asked by Adam
  184. math help!!

    Factor: 2(2x^2-x)^2-3(2x^2-x)-9

    asked by sunny
  185. Math

    Reggie is a long distance runner. His daily 2-1/2 hour practice is divided evenly into three areas: warm-ups, running, and cool down. How many minutes total does Reggie spend warming up and cooling down each day at practice?

    asked by Crissy
  186. Math

    What is the domain of the function f(x)=2^(x+3)-1? I got (-infinity, infinity) is that correct?

    asked by Lisa
  187. Math

    What is the domain of the function f(x)= x+6? I got -infinity < x < infinity

    asked by Lisa
  188. math

    There are 2 leaves along 3 in.of an ivy vine. There are 14 leaves along 15 in. of the same vine. How many leaves are there along 6 in. of the vine?

    asked by jose
  189. Math 117

    Why is it important to find nonperfect roots in radical form to simplify the process of performing basic operations with radical expression?

    asked by stephanie
  190. maths

    at present, a firm is manufacturing2000 items.it is estimated that the rate of change of productionp w.r.t. additional number of workers x is given by dp/dx =100-12x.if the firm employs 25 more workers ,then the new level of production of items is

    asked by nirav
  191. math

    What is the rule if 8 is the input and 23 is the output

    asked by manuel martin
  192. math

    how do you factor: (a - b)^2 - c^2

    asked by sunny
  193. 5th grade math

    Samara keeps her collection of hair bows in a box. She has 20 white bows, 20 red bows, 15 yellow bows, 25 green bows, and 20 pink bows. If she pulls out 1 bow at random, what is the probability the bow will be yellow? Can someone show me how to work this

    asked by stephon
  194. math

    What percent of 25 is 23?

    asked by anonymous
  195. math

    What percent of 600 is 84?

    asked by Anonymous
  196. math

    factor: -20x^2 + 5y^2

    asked by sunny
  197. Math

    Write the multiples of 7 through 70:

    asked by Paul
  198. math

    What is 4% of 350??

    asked by alexis greyson