Popular questions and responses by JP
  1. Math

    Mr and Mrs Boyden take their 3 children to a leisure park. They buy tickets for the whole family. The cost of an adult ticket is £6 more than the cost of a child ticket. The total cost of the 5 tickets is £82. Work out the cost of an adult ticket.

    asked on April 13, 2020
  2. Math

    A man spends 1/5 of salary on shoes and 2/3 on school fees.what fraction of his salary is left?

    asked on June 11, 2019
  3. math

    A group of 10 students are on a field trip when their bus breaks down 40 miles away from the school. A teacher takes 5 of them back to school in her car, travelling at an average speed of 40 miles per hour. The other 5 students start walking towards school

    asked on June 30, 2020
  4. math

    Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats. You pick a door, say No. 1, and the host, who knows what's behind the doors, opens another door, say No. 3, which has a goat. He

    asked on July 3, 2020
  5. business communication

    please help me to revise this paragraph I’m fed up with the mistakes that our current accounting firm makes. I run a small construction company, and I don’t have time to double-check every bookkeeping entry and call the accountants a dozen times when

    asked on February 17, 2017
  6. math

    round 529 to the nearest hundred

    asked on November 1, 2012
  7. physics

    Question Details: A crate of mass1 on a frictionless inclined plane is attached to another crate, mass2 by a massless rope. The rope passes over an ideal pulley so the mass m2 is suspeneded in air. The plane is inclined at an angle 36.9. Use conservation

    asked on November 11, 2008
  8. physical chemistry

    A solution is prepared by adding 1g of sugar mannitol (MW 182.2g/g-mole) in 100g of water at 20◦C. (a) Assuming that mannitol and water form an ideal solution, what is the equilibrium vapor pressure of solution? The vapor pressure of pure water is

    asked on December 3, 2014
  9. Chem

    A 0.370mol sample of a metal oxide (M2O3) weighs 55.4g. How many moles of O? How many grams of M? And what is the unknown element M?

    asked on September 29, 2009
  10. Chem

    Carbonyl fluoride, COF2, is an important intermediate for organic fluorine compounds. It can be prepared by the following reaction: CO2(g) + CF4(g) 2COF2(g) At 1000*C, K for this reaction is .50. What are the partial pressures of all the gases at

    asked on April 15, 2007
  11. Science

    1.In which temperature of water did the food coloring diffuse faster? 2.Using your knowledge of the motion of molecules, explain the results. I'm doing a discussion and I need help, can someone help me please and thank-you :)

    asked on December 13, 2016
  12. math

    The radiator in a car is filled with a solution of 70 per cent antifreeze and 30 per cent water. The manufacturer of the antifreeze suggests that for summer driving, optimal cooling of the engine is obtained with only 50 per cent antifreeze. If the

    asked on January 27, 2015
  13. math

    For the pairs of lines defined by the following equations indicate with an "I" if they are identical, a "P" if they are distinct but parallel, an "N" (for "normal") if they are perpendicular, and a "G" (for "general") if they are neither parallel nor

    asked on January 26, 2015
  14. maths

    1+2= 5 3+ 4 = 11 5+6 = 17 7+8=? i think 23?

    asked on May 20, 2020
  15. math

    The pattern 234562345623456.... is continued to form a number with one hundred digits. What is the sum of all one hundred digits?

    asked on April 11, 2020
  16. ELA

    Hi, I'm having a hard time locating Alliterations in Gary Paulsen's Hatchet book... can anyone PLEASE help me????

    asked on December 1, 2015
  17. math

    A circle of radius 3 is centered at the origin and passes through the point (2,−5‾‾√). (a) Find an equation for the line through the origin and the point (2,−5‾‾√). y= (b) Find an equation for the tangent line to the circle at

    asked on January 27, 2015
  18. Physics

    Highway speed limit increased from 55 mi/h to 65 mi/h, how much time is saved on a 435 mile trip if you travel at the new speed limit?

    asked on September 22, 2011
  19. Physics

    An antelope has traveled 1.60 km at avg speed of 67.0 km/h. The antelope speed during the first half of the distance is 88km/h. Find the antelope's avg speed during the second half of the run.

    asked on September 22, 2011
  20. Chem! Please helpppp!!!!!

    Consider the evaporation of methanol at 25.0 c: CH3OH(l)-- CH3OH(g) I figured out that Delta G is 4.3 kJ. Find the Delta G at 25 C under the following conditions: Pressure of CH3OH= 157mmHg, 103mmHg, 14mmHg thanks! please explain

    asked on November 11, 2010

    A 74 kg adult sits at one end of a 8.5 m long board. His 35 kg child sits on the other end.Where should the pivot be placed so that the board is balanced, ignoring the board's mass?

    asked on April 20, 2010
  22. math

    A bike costs £186. The price is to be reduced by 33 1/3% in a sale. A) calculate how much you would save by buying the bike in the sale. b) how much would you pay for the bike in the sale?

    asked on May 5, 2020
  23. English

    Think of three things you can see in the sky (nouns). Add two adjectives to each one. Use a thesaurus to help you if you are stuck. Make the words from noun phrases into sentences that use a metaphor. You should have at least three sentences. 1. Birds 2.

    asked on April 21, 2020
  24. business communication

    please help me to revise this paragraph I’m contacting you about your recent email request for technical support on your cable internet service. Part of the problem we have in tech support is trying to figure out exactly what each customer’s specific

    asked on February 17, 2017
  25. Science

    The force of gravity on an object on the surface of Mars is less than the force of gravity on an identical object on the surface of Earth. Which of the following explains why this is true?

    asked on December 8, 2016
  26. Social Studies

    Which of the following statements best summarizes the system of railroads shown on the map? A. The majority of the railroads that connected the North to the South were built by 1850. B. The railroads established by 1860 each began and ended at a major

    asked on November 29, 2016
  27. Programming

    Scenario: Write a program that will determine the average mark of each student. The average is dependent on the subjects which the student has completed. The minimum amount of subjects is eight, and the maximum amount of subjects is 12. When the program

    asked on May 6, 2016
  28. Grammar (final ?s)

    1) A linking verb can connect the subj./noun and the ___ describes it? Is it PREDICATE ADJECTIVE? 2) What type of verb shows what the noun/subj can do? Is it Action verb?

    asked on January 7, 2016
  29. Grammar

    what type of verb/s and action verb make a verb phrase?

    asked on January 7, 2016
  30. Gramar

    What type of verb shows what the noun/subject can do

    asked on January 7, 2016
  31. Grammar

    what is the complete verb phrase in the following sentence. Are you helping your teacher after school tomorrow?

    asked on January 7, 2016
  32. Grammar

    What two words are connected by the linking verb? Unfortunately, Tammy grew tired during the long concert and she missed the finale?

    asked on January 7, 2016
  33. Geometry

    If a rectangle width is increased by 3, the rectangle becomes a square and the area of the rectangle is increased by 54u^2 what is the area of the original rectangle

    asked on September 1, 2015
  34. math

    the hundred thousands digits of a six digit number is 3 more than the thousands digit which is twice the ones digit give at least four numbers that satisfy the given condition

    asked on June 23, 2015
  35. Payment calculation

    On a 100000 dollars mortgage loan for 10 years at 4.5% interest rate what would be the monthly payment (including principal)

    asked on March 25, 2015
  36. math

    An open box is to be made from a flat square piece of material 20 inches in length and width by cutting equal squares of length x from the corners and folding up the sides. (a) Write the volume V of the box as a function of x. Leave it as a product of

    asked on January 28, 2015
  37. math

    An open box is to be made from a flat square piece of material 20 inches in length and width by cutting equal squares of length x from the corners and folding up the sides. (a) Write the volume V of the box as a function of x. Leave it as a product of

    asked on January 27, 2015
  38. math

    Find a real number, k, such that the line −18x+ky+15=0 has y-intercept −16.

    asked on January 26, 2015
  39. math

    The radiator in a car is filled with a solution of 70 per cent antifreeze and 30 per cent water. The manufacturer of the antifreeze suggests that for summer driving, optimal cooling of the engine is obtained with only 50 per cent antifreeze. If the

    asked on January 26, 2015
  40. algebra

    joe is planning a 5 hour canoe trip. he can paddle 4 miles per hour in still water and the current is 3 miles per hour. how far downstream can he go?

    asked on December 15, 2014
  41. math

    234 X 323

    asked on October 7, 2014
  42. english

    of chapter 5,why is the title called windriders claws

    asked on October 7, 2014
  43. physics

    A motorist A leaves a small town and drives East at 28 ms-1 . A second motorist B is driving South towards the same town at 23 ms-1 . Draw a diagram and find the velocity of motorist B relative to motorist A? ( VB REL A ) is this just phythagoras and

    asked on August 22, 2014
  44. physics

    on his way to school,jed traveled 100 m north,300 m east,100 m north,100 m east,100 m north.

    asked on June 24, 2014
  45. physics

    An object 3.60 cm tall is placed 13.1 cm in front of a mirror, which creates an upright image that is 5.21 cm in height. a) What is the magnification of the image? b) What is the radius of curvature of the mirror? Answer in units of cm

    asked on May 19, 2014
  46. science

    According to Newton's Second Law of Motion, when an object is acted on by an unbalanced force, how will that object respond?

    asked on February 4, 2014
  47. mit

    A spacecraft of mass m is first brought into an orbit around the earth. The earth (together with the spacecraft) orbits the sun in a near circular orbit with radius R (R is the mean distance between the earth and the sun; it is about 150 million km). (a)

    asked on November 20, 2013
  48. Math

    identify and explain at least one real-world application of mathematical concepts covered in the text, your job or daily life, for one of the following areas: business, health and wellness, science, sports, and environmental sustainability. Do you think it

    asked on July 23, 2013
  49. Math

    A line is part of a line segment True A line segment is part of a line True

    asked on January 10, 2013
  50. science

    how are a cube and a rectangular prism alike? How are they different?

    asked on January 9, 2013
  51. math

    In simple words, what are the differences of simple interest, compound interest and annuity?

    asked on January 5, 2013
  52. Calculus

    One ship is 20 miles due North of another ship, and is sailing South at the rate of 10 miles per hour. The second ship sails West at the rate of 20 miles per hour. For how long will the ships continue to approach each other?

    asked on November 14, 2012
  53. subtraction (math)

    How do you find 81 - 16 using mental math?

    asked on November 14, 2012
  54. math

    using 4 different digits, what is the least sum you can get ehrn you add two 2-digit numbers?

    asked on November 7, 2012
  55. math

    Are fact families for even and odd numbers?

    asked on October 23, 2012
  56. Physics

    An airplane is flying horizontally with a constant velocity of 160 m/s at an altitude of 5100 m when it releases a package. a. How long does it take for the package to reach the ground? (Ignore air resistance.) b. What is the distance between the airplane

    asked on September 19, 2012
  57. statistics

    In order to test a new production method, 36 employees were selected randomly to try the new method. The mean was 75.79 parts per hour with a standard deviation of 28.25 parts per hour. Calculate a 95% confidence interval for the true mean production rate

    asked on June 13, 2012
  58. physics

    The ammeter your physics instructor uses for in class demonstrations has a resistance R(g)= 60 ohms and requires a current of 1.0 mA for a full scale deflection. The same ammeter can be used to measure currents of much greater values by wiring a shunt

    asked on November 23, 2011
  59. physics

    Capacitor A has a capacitance CA =29.4 uF and us initially charged to a voltage of V1= 10.70 V. Capacitor B is initially uncharged . When the switches are closed, connecting the two capacitors, the voltage on capacitor A drops to V2 = 6.40 V. What is the

    asked on November 23, 2011
  60. Phyisics

    A 2kg hallow sphere of a radius 6cm starts from rest and rolls without slipping down a 10 degree incline. if the length of the incline is 50cm then the velocity of the center of mass of the hallow sphere at the bottom of the incline is?

    asked on October 26, 2011
  61. Mathematics

    The numerator of a fraction is two less than its denominator. When both numerator and denominator are increased by 3, the fraction is increased by 3/20. Find the original fraction. Explain your solution

    asked on October 22, 2011
  62. Physics

    Car travels up hill at a constant speed of 50 km/h and returns down the hill at a constant speed of 65 km/h. Calculate the avg speed for the round trip in km/h.

    asked on September 22, 2011
  63. Physics

    A tortoise can run at a speed of 20 cm/s and a hare can run exactly 20 times as fast. In a race, they both start at the same time but the hare stops to rest for 2.00 mins. The tortoise wins by 20.0 cm. How long does the race take? What is the length of the

    asked on September 22, 2011
  64. Physics

    Stan takes a trip, driving with a constant velocity of 81.5 km/h to the north except for a 22 min rest stop. If Stan's avg velocity is 66.80 km/h to the north, how long does the trip take?

    asked on September 22, 2011
  65. math

    if a ticket cost $4 and $352 were collected how many tickets were brought

    asked on September 15, 2011
  66. Chemistry

    According to the experiment procedure, given that the NaOH solution has a concentration of 0.100M, and that the vinegar (acetic acid) has a concentration of 5.0%m/m (mass percent), what volume(mL) of titrant would be required to reach the "equivalence

    asked on July 24, 2011
  67. Math

    2 birds fly from their nest to get to a certain spot(food) in a straight line,from opposite directions (east-west) Both fly 60 km/hr.but one has a 44 km/hr tailwind to his advantage(disadvantage for the other.The bird with the advantage gets to the feeding

    asked on January 23, 2011
  68. calculus

    Calculate the integral from 0 to 4 of |x^2 - 1|. Thanks!

    asked on November 8, 2010
  69. Calculas

    Suppose that the radius r of a right circular cone of fixed height h = 30 cm is increasing at a rate 10 cm/s. How fast is the volume increasing when r = 15? Give your answer correct to two decimal places.

    asked on October 12, 2010
  70. Linear Programming

    Maximize P = 16x + 80y subject to these constraints: 2x + 20y ≤ 430 4x + 70y ≤ 1400 8x + 30y ≤ 980 10x + 10y ≤ 1000 4x + 30y ≤ 700 x ≥ 0, y ≥ 0 Maximum value for P = ?. This value of P occurs when x = ? and y = ? If u1, u2, u3, u4, and u5

    asked on September 20, 2010
  71. science

    explain how heat transfurs from the sun to the sufrace of the soil in the container, then ti the soil that is deeper in the container

    asked on June 3, 2010
  72. Finance

    Delta Software is considering a new project whose data are shown below. The equipment that would be used has a 3-year tax life, after which it will be worthless, and it will be depreciated by the straight line method over 3 years. Revenues and other

    asked on May 16, 2010
  73. Social Studies

    Why did New France have a hard time attracting settlers? (B) What economic activities were profitable in New France?

    asked on April 28, 2010
  74. International Trade-Economics

    The demand and supply curves for an import-competing industry in a country are given by: D = 500 – 10P, S = 100 + 10P. Similarly, the respective demand and supply curves of foreign country for this industry are given by D* = 400 – 10P, S* = 200 + 10P.

    asked on March 22, 2010
  75. ICP

    The question is: A 30g sample of metal with a specific heat of .34J/g is heated to 50C. 4.8KJ of energy was transferred. What is the initial temperature? I used: heat=(mass)(specific heat)(change in temp) So I did 4800J=(30)(.34)(50-x) 4800=(10.2)(50-x)

    asked on March 1, 2010
  76. Chemistry

    I need to find heat of vaporization. The liquid starts to vaporize at 110 degrees C and there is 10 g of the liquid. I don't think it matters but it is heated at 60 kj/minute. Would it just be amount multiplied by the temp when it starts to vaporize? I

    asked on February 19, 2010
  77. Physics

    If a pronghorn antelope accelerates from rest in a straight line with a constant acceleration of 1.4m/s^2, how long does it take for the antelope to reach a speed of 23 m/s? Ans in s

    asked on January 29, 2010
  78. Math

    Please help in unscrambling the following math vocabulary: TSREECVI DYNRCEIL YESHENOTUP Thanks!

    asked on November 15, 2009
  79. english

    what is a complements

    asked on April 5, 2009
  80. math

    Use the graph, showing the yearly food costs of a family. What was the percent decrease in the cost of food from 2003 to 2004? Your answer must be a percentage. 2003 is 10,500 and 2004 is 9,500

    asked on March 29, 2009
  81. Math

    1) Solve for x and check Radical (x^2-10x)=3i 2) Simplify (5+ Radical 2)/(5-Radical 2) 3)describe the nature of the roots x^2-x-6=0 x^2+4x+29=0 4) Solve for x and check Radical (x^2 +4x +44) +3=2x I got 7 and -5/3 as answers, was not sure though

    asked on December 11, 2008
  82. College Physics

    The rotor is an amusement park ride where people stand against the inside of a cylinder. Once the cylinder is spinning fast enough, the floor drops out. A-What force keeps the people from falling out the bottowm of the ride? I think that it's the Normal

    asked on October 21, 2008
  83. science

    I need help with a question to do with ratios and electron dot diagrams. Can anyone help me? PLEASE

    asked on November 30, 2007
  84. chem

    The equilibrium constant Kc equals 5.90 for the reaction CH3COOH + C2H5OH CH3COOC2H5 + H2O Find the molar concentrations of acetic acid, ethanol, ethyl acetate, and water at equilibrium when .10 M acetic acid and .20 M ethanol are allowed to equilibrate. I

    asked on April 16, 2007
  1. math

    I've got the answer now

    posted on July 3, 2020
  2. math

    Thank you so much. I asked one of my friends to explain it to me the other day but I was so confused. Thank you.

    posted on July 1, 2020
  3. Math

    I don't know the answers yet putting them later Use math papa equation solver!

    posted on January 10, 2020
  4. science

    Please help I need this for my study guide😢😢😢😢🙂🙂🙂😇😇

    posted on January 17, 2019
  5. Science


    posted on January 17, 2019
  6. Physics

    Just 2

    posted on September 21, 2018
  7. Geography

    this link was literally no help you narc

    posted on July 6, 2018
  8. 5th grade math

    This is hard

    posted on October 5, 2017
  9. business communication

    more concise please

    posted on February 17, 2017
  10. business communication

    less negative and formal. thanks

    posted on February 17, 2017
  11. art

    The last two are wrong #8 is A and #9 is C

    posted on November 30, 2016
  12. Social Studies

    Help me pls?

    posted on September 29, 2016
  13. Statistics

    In a recent study, 25 males used a new weight-loss supplement, and all but 6 of them experienced weight loss after two weeks. In the same study, 100 females used the same supplement, and all but 31 of them experienced weight loss after two weeks. Fill in

    posted on March 5, 2016
  14. statistics

    n a recent study, males used a new weight-loss supplement, and all but of them experienced weight loss after two weeks. In the same study, females used the same supplement, and all but of them experienced weight loss after two weeks. Fill in the blanks of

    posted on March 5, 2016