1. math

    the number of dogs taken in daily at a local animal shelter increased from 4 in october 2009 to 10 in january 2010. predict the number of dogs taken in daily in may 2010.
  2. Algebra

    The number of dogs taken in daily at a local animal shelter increased from 4 in October, 2009 to 10 in January, 2010. Predict the number of dogs taken in daily in May, 2010.
  3. statistics

    In a local university,40% of the students live in the dormitories. A random sample of 80 students is selected for a particular study. What is the probability that the sample proportion (the proportion living in the dormitories) is between 0.30 and 0.50?
  4. math

    At a local high school,560 out of 1060 students voted to support a community fund drive. What percent of the students did not support the fund drive?
  5. educational statics

    the average SAT score at a local university is (=60, and standard is (x=50. Assume that the university SAT score has a normal distribution convert a student score x=700 into z score
  6. math

    the number of dogs taken in daily at a local animal shelter increased from 4 in october 2009 to 10 in january 2010. predict the number of dogs taken in daily in may 2010.
  7. BUAL

    In a local university, 40% of the students live in the dormitories. A random sample of 80 students is selected for a particular study. The probability that the sample proportion (the proportion living in the dormitories) is at least 0.30 is
  8. maths

    the cost to travel in a local minibus is R2.50 for each trip and 50cent for each completed kilometre:what would a ticket cost for a journey of 24 kilometre (2):if nomthi paid R6.50 for her ticket how far did she travel
  9. Math

    A very strong girl runs 200 miles east for several hours. After a brief rest she runs another 100 miles north. She stops for the night at a local bed and breakfast and the next morning walks 75 miles directly south-east. Find the magnitude and direction of
  10. Math

    William earned $3,200 per month as a teacher for the ten months from September to June. Then he took a job as a barista at a local café, where he earned $2,000 per month during July and August. What was his average monthly pay for the 12 month? A. $2,400
  11. History

    What impact did imperial Spain have on the Americas? Spanish culture came to dominate and replace native cultures. Local leaders were replaced by Spanish parliamentary assemblies. Financing from Spain started the industrialization of the Americas.
  12. math

    Please show me how to solve: At the local ballpark, the team charges $5 for each ticket and expects to make $1,300 in concessions. The team must pay its players $1,800 and pay all other workers $1,500. Each fan gets a free bat that costs the team $3 per
  13. physics

    what is the difference between work and workdone I hope the following references will help you: http://www.ac.wwu.edu/~vawter/PhysicsNet/Topics/Work/DefinitionWork.html http://en.wikipedia.org/wiki/Mechanical_work
  14. language art

    Think about the work you completed in your reading character role. Determine the ideas that would be most worthy to share in a literary discussion about Johnny Tremain. Provide an explanation for your choices. How did the role you selected and the work you
  15. Physics

    no idea all HELP appreciated!! A shot-putter puts a shot (weight = 70.3 N) that leaves his hand at distance of 1.45 m above the ground. (a) Find the work done by the gravitation force when the shot has risen to a height of 2.15 m above the ground. Include
  16. L.A

    Think about the work you completed in your reading character role. Determine the ideas that would be most worthy to share in a literary discussion about Johnny Tremain. Provide an explanation for your choices. How did the role you selected and the work you
  17. math

    at a local restaurant 45% of the customers order spaghetti. Estimate the probability that 6 of the next 10 customers will order spaghetti.
  18. civil education

    Identity and list at least five each. 1.major local civil problem 2.major world civil problem
  19. math

    At a local grocery store, lemons are 52 cents each and limes are 21 cents each. How many lemons and limes can you buy for exactly $3.75?
  20. algebra 2

    if someone offers to pay you 1 penny on the first day, 2 pennies on the second day, 4 pennies on the third day, 8 pennies on the fourth day, 16 pennies on the fifth day ad so on. What is the first day on which your pay would be at least $100.
  21. English

    1. I can't concentrate on work. 2. I can't concentrate at work. 3. I can't concentrate (on something) at work. ------------------ Which one is correct? Does #1 mean #3?
  22. Physics

    One boat tows another boat by means of a tow line, which is under a constant tension of 495 N. The boats move at a constant speed of 4.75 m/s. How much work is done by the tension in 1.10 min? Not sure how to apply the work-energy theorem. I assume
  23. Physics

    A girl places a stick at an angle of 60.0° against a flat rock on a frozen pond. She pushes at an angle and moves the rock horizontally for 2.00 m across the pond at a velocity of 4.00 m/s and a power of 160.0 W. What force did she apply to the stick? How
  24. math - gr 12

    the social convenor has 12 volunteers to work at a school dance. Each dance requires 2 volunteers at the door, 4 volunteers on the floor, and 6 floaters. Joe and Jim have not volunteered before so the soicial convenor does not want to assign them to work
  25. chemistry

    Several reactions are carried out using AgBr, a cream-colored silver salt for which the value of the solubility product constant, Ksp, is 5.0 x 10-13 at 298 K. a) Calculate the value of [Ag+] in 50.0 mL of a saturated solution of AgBr at 298 K. b) A 50.0
  26. ipc

    A 95.00 kg man on ice skates catches a ball moving at 18 m/s. The man is initially at rest. The man and the ball move together after the collision. The ball's mass is 0.14 kg. What is the final velocity
  27. physics

    Initially 48g of ice at 0 degrees celsius is in an aluminium calorimeter can of mass 2.0 g also at 0 degrees celsius.Then 75g OF water at 80 degrees celsius is poured into the can.What is the final temperature.
  28. Physics

    A block of ice of mass 30 kg is at rest atop an inclined plane of vertical height 2 m. It is released and slides down the inclined plane. What is its speed at the bottom of the inclined plane?
  29. Microeconomics

    Lisa needs to buy a textbook for the next economics class. The price at the bookstore is $65. One online site offers the same book for $55 and another site for $57. All prices include sales tax. The following table indicates the typical shipping and
  30. English for Fernanda

    In the sentences below, which of the bolded adverbs is used to describe an adjective? A. Gia ran VERY quickly to get to the bus on time. B. Troy was TOO cold to continue ice skating. C. Jack grumbled LOUDLY about his history grade. D. Nora looked SADLY
  31. physics

    Alice ((7.500x10^1) kg) and Bob ((8.5x10^1) kg) are standing at rest on friction free ice. Alice pushes Bob causing Bob to accelerate at (2.300x10^0) m/s^2. What is the magnitude of Alice’s acceleration?
  32. Physics

    A 4-kg sled sliding freely on an icy surface experiences a 2 _ N frictional force exerted by the ice and an air-resistive force of 0.5 N. a. What is the net force acting on the sled? b. What is the acceleration of the sled?
  33. psychology

    A typical act of servant leader should be to: a) work for salary no higher than that of group members. b) expect group members to act like personal servants c) k group members what they want to achieve d)volunteer to do custodial work for the department Is
  34. Physics

    Hello, I really don't get something about work and I would like that someone help me, Please. .. Well I have an exercise about two objects that are connected by an ideal rope that pass through a pulley that has a moment of inertia, so my problem is: when I
  35. psychology

    A typical act of servant leader should be to: a) work for salary no higher than that of group members. b) expect group members to act like personal servants c) k group members what they want to achieve d)volunteer to do custodial work for the department Is
  36. writeacher spanish

    Sra McGuin - had been helping me review my work she asked me what I was trying ot say in english _I had done the entire assignemtn but to help me she needed the english - I would never ask someone to do my work point of is my most memoable day on the
  37. Math

    A local gym charge nonmembers $ 19 per hour to use the tennis courts. Members pay a yearly fee of $300 and $4 per hour for using the tennis courts. Write and solve an equation to find how many hours you must use the tennis courts to justify becoming a
  38. Algebra

    A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $13 and then an additional 6 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 8 cents per minute of use. For what amounts of
  39. constitution/essay

    Write your paper about a hypothetical proposal that is before the elected school board for the public schools in your city. The proposal stirs deep controversy in the community. Opponents claim that it would violate the Constitution’s prohibition against
  40. art

    Hey guys, i need some ideas for my art work. but firstly i need a phrase or message to work from. im thinking about technology right now so can you guys give me ideas on finishing the following sentence: technology is... if you have any other ideas on
  41. Literature

    What is the meaning of this quote:"The main reason people struggle financially is because they have spent years in school but learn nothing in money. The result is that people learn to work for money but never learn to have money work for them." I know
  42. Math

    If 360 workers called in sick and 240 went to work, how many workers work at the company all together? Solve using fractions and multiplication or division. Obviously the answer is 600 but how do I solve the problem using multiplication or division?
  43. math

    tom takes 3days to do a piece of work while jerry takes only one day for the same. together, they both can finish the job in 15 days. in how many days tom will finish the work? #please give it, the complete solution. please hurry
  44. math

    You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of $250,000. After researching banks
  45. Algebra

    You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of $250,000. After researching banks
  46. math

    You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of $250,000. After researching banks
  47. math

    The local reader’s club has a set of 36 hardback books and a set of 30 paperbacks. Each set can be divided equally among the club members. What is the greatest possible number of club members? A. 5 B. 6 C. 30 D. 180
  48. Kinesology

    A person performs a work task at a mechanical efficiency of 20 percent and at total energy output of 15kcal/min. How much energy(kcal/min) is lost as heat? and how much energy(kcal/min) is used to actually perform the work?
  49. Medical Physics

    A block is acted on by a force that varies as (2.8*10^4 N/m)x for 0
  50. Science

    A person performs a work task at a mechanical efficiency of 20 percent and at total energy output of 15kcal/min. How much energy(kcal/min) is lost as heat? and how much energy(kcal/min) is used to actually perform the work?
  51. physics

    An induced emf occurs in a conducting loop of wire 1.12 m long as its shape is changed from square to circular. What is the average magnitude of the induced emf if the change in shaper occurs in 4.25 sec and the local 0.105 T magnetic field is
  52. statistics

    Suppose that neighborhood soccer players are selling raffle tickets for $500 worth of groceries at a local store, and you bought a $1 ticket for yourself and one for your mother. The children eventually sold 1,000 tickets. (a) What is the probability that
  53. science

    How did the sun wind up in the middle of the solar system? Did the materials, gas and dust that eventually formed the planets come from the sun? Since our solar system is already formed, we must try to reconstruct its history by studying current star
  54. pre-algebra

    a local newspaper can be ordered for delivery on weekdays or sundays. a weekday paper is 35 cents and the sunday edition is $1.50. the stadles ordered delivery of the weekday papers.the month of march had 23 weekdays and april had 20. how mach should the
  55. physics

    An emf is induced in a conducting loop of wire 1.24 m long as its shape is changed from square to circular. Calculate the average magnitude of the induced emf if the change in shape occurs in 4.21 s, and the local 0.123 T magnetic field is perpendicular to
  56. Math

    A one-minute advertisement on a local television station during prime time (8-10 p.m. on weeknights) costs the advertiser $12800. To the nearest cent, how much does the advertisement cost per second? I converted the minute to 60sec. Then divided the cost
  57. physics- response to bobpursley

    which is false? Consider the following processes: I. Energy flows as heat from a hot object to a colder object II. Work is done on a system and an equivalent amount of energy is rejected as heat by the system III. Energy is absorbed as heat by a system and
  58. educational technology

    3. adding transitions to slides in a presentation A. offers effects when moving from one slide to the next.***** B. adds animation to selected text and images. C. adds a new slide to a presentation in microsoft powerpoint. D. creates sound effects
  59. Chemistry-Repost

    Known: Cyanaocetic acid Ka=3.55*10^-3 ionization equation: HC3H2NO2 H^+ + C3H2NO2^- Unknown: pH of 0.4M of Cyanaocetic acid How can I find out the pH of 0.4M of Cyanaocetic acid ? Is there another way solving for it other than using ICE chart? Please help
  60. Chemistry

    How long would it take a 20Kw heater to warm up 1000 litres of water from 15 degrees to 55 degrees in hours? specific heat of water = 4.18kJ. also How much heat would a block of ice melting at 200Kg per hour absorb? thanks if anyone can help!
  61. Physics

    Two horizontal forces F1 and F2 act on a 1.7 kg disk that slides over frictionless ice, on which an xy coordinate system is laid out. Force F1 is in the negative direction of the x axis and has a magnitude of 3.0 N. Force F2 has a magnitude of 9.0 N. What
  62. Chem 111

    if the equilibrium concentration of nitrogen at 18degrees C is 0.256M and equil. concen. of hydrogen is 0.0184M what is the equil. concen. of ammonia? N2 + 3 H2 2 NH3; so K= [NH3]^2 / [N2][H2]^3 Is this correct? Then ICE table? Giving me.... K= (2x)^2 /
  63. Physics

    Pam, wearing a rocket pack, stands on frictionless ice. She has a mass of 44 kg. The rocket supplies a constant force for 22.0 m, and Pam acquires a speed of 62.5 m/s. Assume that air resistance is negligible. (a) What is the magnitude of the force?
  64. physics

    Please help! it has to do with momentum A 70 k/g woman and her 35 k/g son are standing at rest on an ice rink. They push against each other for .60 s, causing them to glide apart. The speed of the woman immediately after they separate is .55 m/s question
  65. Science-Chemistry

    A student has blocks of four different materials of identical mass. The materials are ice, gold, aluminum, and Styrofoam. Which blocks would have the largest volume? Would it be gold? Also this other question: What is the total number of atoms in a single
  66. chemistry

    Consider an insulated system containing 150 g of liquid water and 150 g of ice at equilibrium under atmospheric pressure. A total of 22g of steam at 120◦C is admitted to the system. What is the phase composition and temperature when equilibrium is
  67. physics

    Two ice skaters approach each other at right angles. Skater A has a mass of 30.7 kg and travels in the +x direction at 2.64 m/s. Skater B has a mass of 109 kg and is moving in the +y direction at 1.29 m/s. They collide and cling together. Find the final
  68. physics

    A faulty Celsius thermometer read 0.7degrees Celsius at melting point of pure ice and 99.5degrees Celsius at boiling point of water at normal pressure. What is the correct temperature when it reads 30 degrees Celsius
  69. Physics

    A girl is skipping stones across a lake. One of the stones accidentally ricochets off a toy boat that is initially at rest in the water (see the drawing below). The 0.094-kg stone strikes the boat at a velocity of 14 m/s, 15° below due east, and ricochets
  70. English

    Can you please check the followwing statements on health please? Thank you. 1) I've got a temperature. I think you should take (?) a paracetamol suppository and stay in bed until the doctor comes. 2) I've got a terrible sore throat. I think you should take
  71. English

    Imagine what will happen in the future world and write down sentences related to the future world. 1. We will go to Mars. 2. We will make robots clean the house. 3. We will not get sick. 4. We will fly in the air. 5. We will go to the USA in 10 minutes
  72. chemistry

    The Ksp of calcium carbonate is 4.5E-9. What si the concentration of calcium carbonate in equilibirum in water? -do i make an ICE table and please explain Ksp.
  73. English

    Can someone please proofread this essay to check for any improvements that need to be made such as possible grammar suggestions Thanks Attendance demands punctuality meaning that not only should you make it a priority to show up but to always be on time.
  74. Calculus

    The hemispherical tank shown is full of water. Given that water weighs 62.5 lb/ft3, find the work required to pump the water out of the tank. ---------- What is shown is just the tank (a hemisphere) with a radius of 5 ft. ---------- First I calculated the
  75. Computer

    Multiple Choice Which of the following study tools would work well for memorizing vocabulary? A. making an outline B. summarizing the textbook C. flash cards D. comparing notes to the text Which of the following can be helpful when you are studying for a
  76. chemistry(water molecules)

    What does a water molecule look like (the shape)and what atoms does it contain? Also why are water molecules polar molecules? A water molecule contains two hydrogens and one oxygen between them. However, the 3 atoms are not in a straight line - the
  77. MATH Fractions

    Taylor baked a cake to serve after dinner. Suppose she cut the cake into 8 equal size pieces and 6 people ate all the pieces. Explain how they could have divided the pieces so that everyone ate the same amount of cake. You make show your work in a drawing.
  78. algebra

    Suppose Paul kicks a soccer ball straight up into the air with an initial velocity of 96 feet per second. The function f(x) = -16t2 + 96t gives the height, in feet, of the soccer ball after t seconds.Show all work to find the axis of symmetry
  79. physic

    A roller coaster car (390 kg) moves from A (5.00 m above the ground) to B (19.0 m above the ground). Two nonconservative forces are present: friction does -2.00 104 J of work on the car, and a chain mechanism does +3.00 104 J of work to help the car up a
  80. Algebra

    P dollars is invested at annual interest rate for 1 year. if the interest is compounded semiannually, then the polynomial p(1+r/2)^2 represents the value of the investment after 1 year. could you rewrite this expression without parentheses. Evaluate the
  81. politics

    Bill Clinton’s “alternative media” strategy: A. involved calling New York Times reporters at home. B. accelerated after the Monica Lewinsky scandal broke. C. involved granting interviews to local news anchors and holding televised town meetings. D.
  82. computers

    What overriding philosophy of the Windows 8 operating system makes it unique compared to earlier Microsoft operating systems? A. It is a universal operating system for all types of devices. B. It can host both 32- and 64-bit applications. C. Up to 192
  83. Changes in Matter

    Which of the following everyday activities are physical changes, and which are chemical changes? a)salting ice on a driveway b)burning leaves c)mixing sand with soil d)composting cut vegetation e)using a glue gun a = physical b = chemical c = ? d = ? e =
  84. physics

    A girl is skipping stones across a lake. One of the stones accidentally ricochets off a toy boat that is initially at rest in the water (see the drawing below). The 0.058-kg stone strikes the boat at a velocity of 15 m/s, 15° below due east, and ricochets
  85. HiSTORY ....helpppppp

    Temperance groups in the 1910s focused on: A. boycotts of saloons and companies that sold or transported alcohol. B. convincing individuals of the evils of alcohol. C. passing local laws outlawing the sale and production of liquor. D. fighting organized
  86. principles of economic

    Deciding to buy a house is a lifelong goal for many people. Imagine that you are renting a studio apartment and have just discovered you are having a baby. Your present apartment is small and far from schools and local services. You have decided to move.
  87. Math

    A bushel is a unit of volume often used to measure dry, agriculture commodities, and the one bushel is approximately 32L. A 1:50 scale model of a grain bin is capable of holding 0.112 bushels. How many bushels can the full-size bin hold? Ans: 14 000
  88. Calculus

    Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply (A) Local linearization (B) y=f(x)-f(a)-f'(a)(x-a) (C) The best liner approximation of f(x) near a (D) After zooming y is a good approxiamtion to
  89. Calculus

    Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply (A) Local linearization (B) y=f(x)-f(a)-f'(a)(x-a) (C) The best liner approximation of f(x) near a (D) After zooming y is a good approxiamtion to
  90. Calculus

    Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply (A) Local linearization (B) y=f(x)-f(a)-f'(a)(x-a) (C) The best liner approximation of f(x) near a (D) After zooming y is a good approxiamtion to
  91. SS

    Which of the following is most likely to happen if many families in the community stop spending as much money at the local grocery store A farmers would produce more cops to increase supply B the grocery store would lay off several employees C the grocery
  92. Calculus

    Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply (A) Local linearization (B) y=f(x)-f(a)-f'(a)(x-a) (C) The best liner approximation of f(x) near a (D) After zooming y is a good approxiamtion to
  93. Honors Pre Calculus

    Tony visits the local fair and sees one of the rides, the ferris wheel. The ferris wheel has a diameter of 50 feet and is on a platform of 4 feet. If it takes 12 seconds to make one full revolution, what is the equation of the height of a person on the
  94. Math

    Tony visits the local fair and sees one if therides, the ferris wheel. The ferris wheel has a diameter of 50 feet and is on a platform of 4 feet. if it takes 12 seconds to make one full revolution, what is the equation of the height of a person on the
  95. english

    Here is my first paragraph of my essay: Imagine being 6’3” in the eighth grade and everyone in the school making comments about your size. There are definitely advantages and disadvantages to being tall. My best friend’s mother found a quote written
  96. Improving your writing

    REVISED, let me know what you think :) For the past three months there seems to be an ever-growing problem at our company of DMD Medical Supplies. The quality of work has been poor, the morale of various employees’ has been brought down and the workflow
  97. algebra

    In a local election, 53,400 people voted. This was a decrease of 7% over the last election. How many people voted in the last election? Round to the nearest whole person.
  98. arithmetic

    PLEASE I REALLY NEED HELP WITH THIS The seats at a local baseball stadium are arranged so that each row has five more seats than the row in front of it. If there are four seats in the first row, how many total seats are in the first 24 rows?
  99. math

    In a local election,53,400 people voted. This was a decrease of 7% over the last election.How many people voted in the last election? Round to the nearest whole person
  100. chemistry

    What is the change in internal energy (in J) of a system that absorbs 0.246 kJ of heat from its surroundings and has 0.771 kcal of work done on it? Is this correct? 0.246, kJ x (1000 J/1 kJ) = 246 J 0.771 kcal x (4184 J/1 kcal) =3225.86 j 246 J + 3225.86 J