# JP

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.

2. ## Math

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

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

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

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

6. ## math

round 529 to the nearest hundred

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

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

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?

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

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 :)

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

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

14. ## maths

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

15. ## math

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

16. ## ELA

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

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

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?

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.

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

21. ## PHYSICS

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?

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?

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.

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

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?

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

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

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?

29. ## Grammar

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

30. ## Gramar

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

31. ## Grammar

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

32. ## Grammar

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

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

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

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)

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

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

38. ## math

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

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

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?

234 X 323

42. ## english

of chapter 5,why is the title called windriders claws

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

44. ## physics

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

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

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?

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)

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

49. ## Math

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

50. ## science

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

51. ## math

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

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?

53. ## subtraction (math)

How do you find 81 - 16 using mental math?

54. ## math

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

55. ## math

Are fact families for even and odd numbers?

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

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

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

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

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?

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

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.

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

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?

65. ## math

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

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

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

68. ## calculus

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

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.

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

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

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

73. ## Social Studies

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

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.

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)

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

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

79. ## english

what is a complements

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

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

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

83. ## science

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

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

1. ## math

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

posted on January 17, 2019
5. ## Science

Data

posted on January 17, 2019
6. ## Physics

Just 2

posted on September 21, 2018
7. ## Geography

posted on July 6, 2018

This is hard

posted on October 5, 2017

posted on February 17, 2017

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