JP
Popular questions and responses by JP
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 
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 
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 
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 
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 doublecheck every bookkeeping entry and call the accountants a dozen times when
asked on February 17, 2017 
math
round 529 to the nearest hundred
asked on November 1, 2012 
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 
physical chemistry
A solution is prepared by adding 1g of sugar mannitol (MW 182.2g/gmole) 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 
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 
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 
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 thankyou :)
asked on December 13, 2016 
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 
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 
maths
1+2= 5 3+ 4 = 11 5+6 = 17 7+8=? i think 23?
asked on May 20, 2020 
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 
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 
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 
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 
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 
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 
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?
asked on April 20, 2010 
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 
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 
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 
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 
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 
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 
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 
Grammar
what type of verb/s and action verb make a verb phrase?
asked on January 7, 2016 
Gramar
What type of verb shows what the noun/subject can do
asked on January 7, 2016 
Grammar
what is the complete verb phrase in the following sentence. Are you helping your teacher after school tomorrow?
asked on January 7, 2016 
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 
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 
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 
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 
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 
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 
math
Find a real number, k, such that the line −18x+ky+15=0 has yintercept −16.
asked on January 26, 2015 
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 
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 
math
234 X 323
asked on October 7, 2014 
english
of chapter 5,why is the title called windriders claws
asked on October 7, 2014 
physics
A motorist A leaves a small town and drives East at 28 ms1 . A second motorist B is driving South towards the same town at 23 ms1 . 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 
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 
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 
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 
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 
Math
identify and explain at least one realworld 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 
Math
A line is part of a line segment True A line segment is part of a line True
asked on January 10, 2013 
science
how are a cube and a rectangular prism alike? How are they different?
asked on January 9, 2013 
math
In simple words, what are the differences of simple interest, compound interest and annuity?
asked on January 5, 2013 
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 
subtraction (math)
How do you find 81  16 using mental math?
asked on November 14, 2012 
math
using 4 different digits, what is the least sum you can get ehrn you add two 2digit numbers?
asked on November 7, 2012 
math
Are fact families for even and odd numbers?
asked on October 23, 2012 
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 
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 
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 
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 
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 
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 
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 
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 
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 
math
if a ticket cost $4 and $352 were collected how many tickets were brought
asked on September 15, 2011 
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 
Math
2 birds fly from their nest to get to a certain spot(food) in a straight line,from opposite directions (eastwest) 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 
calculus
Calculate the integral from 0 to 4 of x^2  1. Thanks!
asked on November 8, 2010 
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 
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 
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 
Finance
Delta Software is considering a new project whose data are shown below. The equipment that would be used has a 3year 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 
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 
International TradeEconomics
The demand and supply curves for an importcompeting 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 
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)(50x) 4800=(10.2)(50x)
asked on March 1, 2010 
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 
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 
Math
Please help in unscrambling the following math vocabulary: TSREECVI DYNRCEIL YESHENOTUP Thanks!
asked on November 15, 2009 
english
what is a complements
asked on April 5, 2009 
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 
Math
1) Solve for x and check Radical (x^210x)=3i 2) Simplify (5+ Radical 2)/(5Radical 2) 3)describe the nature of the roots x^2x6=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 
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. AWhat force keeps the people from falling out the bottowm of the ride? I think that it's the Normal
asked on October 21, 2008 
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 
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

math
I've got the answer now
posted on July 3, 2020 
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 
Math
I don't know the answers yet putting them later Use math papa equation solver!
posted on January 10, 2020 
science
Please help I need this for my study guide😢😢😢😢🙂🙂🙂😇😇
posted on January 17, 2019 
Science
Data
posted on January 17, 2019 
Physics
Just 2
posted on September 21, 2018 
Geography
this link was literally no help you narc
posted on July 6, 2018 
5th grade math
This is hard
posted on October 5, 2017 
business communication
more concise please
posted on February 17, 2017 
business communication
less negative and formal. thanks
posted on February 17, 2017 
art
The last two are wrong #8 is A and #9 is C
posted on November 30, 2016 
Social Studies
Help me pls?
posted on September 29, 2016 
Statistics
In a recent study, 25 males used a new weightloss 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 
statistics
n a recent study, males used a new weightloss 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