Questions on Word Problems: Rate of work, PAINTING, Pool Filling answered by real tutors!

Tutors Answer Your Questions about Rate-of-work-word-problems (FREE)

Question 467210: if it take 30 men to do a task in 16 days how many men would need 20 days for a task
Click here to see answer by ransz28(1)

Question 467347: if 4 men can mow certain piece of land in 6 days ,working 10 hours a day, how many days would it take 6men to mow the same land, if they worked 8 hours per day?
Click here to see answer by Alan3354(30993)

Question 467520: next door neighbors Bob and Jim use hoses from both houses to fill Bob's swimming pool. they know that it takes 18 hrs. using both hoses.they also know that bob's hose,used alone takes 20% less time than jims hose alone how much time is required to fill the pool by each hose alone?
Click here to see answer by mananth(12270)

Question 467979: Rate of work problems: I have no experience with them and I was given the below problem without any explanation from my professor.
Problem:
Monica takes one hour to wash a car and bill takes two hours. How long will it take them to wash one car together?
Thank you.
Click here to see answer by ewatrrr(10682)

Question 468223: I need help understanding how to solve and write this problem. I also want to understand the concept of it.
A roofer can shingle a house in 12 hours. He starts a house with an apprentice and they work 3 hours until the roofer falls off and is carried away. It takes the apprentice another 12 hours to finish. How long would it take the apprentice working alone to do an entire home?
Click here to see answer by edjones(7569)

Question 468331: how many liters of water must be evaporated from 200 liters of a 4% salt solution so that the remaining solution will be 6.4% salt?
Click here to see answer by Alan3354(30993)

Question 468358: One man need 2hours to finished the job 2man need 5 hours.How long take both of them fibiahd the job
Click here to see answer by Alan3354(30993)

Question 468376: in a certain fraction, the denominator is 4 less than twice the numerator. If 15 is added to the numerator and subtracted from the denominator, the value of the fraction is 4. Find the original fraction.
Click here to see answer by ankor@dixie-net.com(15647)

Question 468396: if the largest of three consecutive even integers is multiplied by three, the product is 2 less than twice the sum of the first two integers. find the integers.
Click here to see answer by jorel1380(2518)

Question 468374: The sum of the Three Numbers is 55. The second number is twice the first number, and the third number is three more than one-third the sum of the first two numbers. What are the numbers?
Click here to see answer by rfer(12657)

Question 468381: a storekeeper has cashew nuts that sell for $130 per kilogram and peanuts that sell for $60 per kilogram. He wishes to make a mixture of 50kg of the two kinds of nuts so that he can sell it for $78 per kilogram. how many kilograms of each will he have to put into the mixture?
Click here to see answer by lwsshak3(6490)

Question 468946: what kind of essay is people and places?

Click here to see answer by Alan3354(30993)

Question 468944: what kind of essay people and places?

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Question 469115: Together, it takes Kim and Chris 2hours and 55minutes to sort recyclables. Alone Kim would require 2 hours more than Chris. How long would it take Chris to do the job?
Click here to see answer by mananth(12270)

Question 469308: can someone help me plssssssssss :)?
it takes carolyn 4 hr to type a final exam. it takes Elise 3 hr to do the same job. How long would it take them, working together, to do the typing?
Click here to see answer by nerdybill(6958)

Question 469310: please help me solve this problem:
if joe can service a car in the mechanic shop in 2 hr and harry can service the same car in 1 hr, how long would it take if they both service that car together?
Click here to see answer by Alan3354(30993)

Question 469334: 4 men and 10 boys can solve a task in 18 days . how many days will require to solve the task by 12 men and 30 boys?
Click here to see answer by edjones(7569)

Question 469390: It takes John 3 hours to paint a house. Chris 2 hours and William 8 1/2 hours. If all 3 work together how long will it take all 3 of them?
Click here to see answer by jorel1380(2518)

Question 469491: Joe complete 7 surveys in 8 days,how many can he complete in 40?
Click here to see answer by Tatiana_Stebko(1326)

Question 469653: can someone help me pls?
solve.
A swimming pool can be filled in 15 hr by pipe A alone and in 24 hr by pipe B alone. How long would it take to fill the pool if both pipes were working?
Click here to see answer by ewatrrr(10682)

Question 469661: One news carrier can deliver 75 newspapers in 2 hours. How many newspapers can 4 news carriers deliver in 3 hours?
Click here to see answer by stanbon(57290)

Question 469765: The given equation involves a power of the variable. Find all real solutions of the equation.
5(x − 7)2 = 35
The two in this problem is supposed to be to the 2nd power sign.
Click here to see answer by Razzak Ahmed(10)

Question 469863: It takes Tom 30 minutes to mow a particular yard and it takes Jerry 40 minutes to mow the same yard. If they work together, how long will it take them to mow this yard?
Click here to see answer by sofiyac(695)

Question 469840: If i can do a job in 4h and we can do the same job in 2h, how long can you do the job alone?
Click here to see answer by sofiyac(695)

Question 470039: A certain swimming pool can be drained in 5 hours using a large pump. The same swimming pool can be drained in 12 hours using a small pump. How long, rounded to the nearest hour, will it take to drain the swimming pool using 2 small pumps and 1 large pump?
Click here to see answer by Alan3354(30993)

Question 470746: if John paints a house in 6 hours and ted paints a house in 12 hours, how long will it take if they work together?
Click here to see answer by Alan3354(30993)

Question 470869: how long will a tank to be filled with water when three taps are opened at the same time?(one is used as a discharge) the two bringing in water take 6min and 4min respectively.the outlet takes 9 min.
Click here to see answer by sudhanshu_kmr(1152)

Question 471087: A painter and his son can paint a room together in 8 hours. If the father works alone for 3 hours and then is joined by his son, the two together can complete the job in 6 hours. How long will it take each person alone to paint the room?
Click here to see answer by Edwin McCravy(8906)

Question 471489: It takes Dan 3 hours to mow his lawn. His wife, Kim, takes 4 hours to mow the lawn. How long will it take them working together to mow the lawn?
Click here to see answer by Alan3354(30993)

Question 471832: A cold water faucet can fill a sink within 12 minutes and a hot water faucet can fill it in 15 minutes. The drain can empty the sink in 25 minutes. If both faucets are on and the drain is open, how long will it take to fill the sink?
Click here to see answer by amoresroy(333)

Question 472067: You can do a job in 4 hours and a co-worker can do the same job in 8 hour. How long will it take to do the job if both of you work together?
Click here to see answer by jorel1380(2518)

Question 472083: Job A offers a $300 per week salary with a 5% commission on sales. Job B offers a $200 per week salary with a 15% commission on sales. Find the break even point
Click here to see answer by jorel1380(2518)

Question 472088: Hi there and thanks in advance. Betty and Karen working together can paint a house in two-thirds time it takes Karen working alone. Betty takes 6 hours to paint a house alone. How long does it take Karen to paint a house working alone?
I know the usually way to solve these but the 2/3 part is screwing me up.
Click here to see answer by jorel1380(2518)

Question 471995: if you work 25 1/2 hours get paid 7.5 an hour how much is it
Click here to see answer by ankor@dixie-net.com(15647)

Question 472655: how long dus ti take in plane to get froom lawrence,ma to largo,fl?
Click here to see answer by edjones(7569)

Question 472732: Mar can paint a wall in 5 days while Louie can finish the same work in 3 days. In how many days can they do the same work together?
Click here to see answer by vleith(2825)

Question 472712: i need your help.. please solve this problem:
June can finish an accounting work in 8 hours . While Leo can do the same job in 6 hours. After 2 hours of working together, June left Leo for lunch and Leo finished the job. FIND THE AMOUNT OF TIME FOR LEO TO FINISH THE JOB..
thanks so much! ^^
Click here to see answer by Theo(3458)

Question 472710: Jun can finish an accounting work in 8 hours, while Leo can do the same in 6 hours. After 2 hours of working together, Jun left Leo for lunch and Leo finished the job. Find the amount of time for Leo to finish the job.
Click here to see answer by Edwin McCravy(8906)

Question 472818: A tank can be filled by one inlet pipe in 15 minutes. It takes an outlet pipe 75 minutes to drain the tank. If the outlet is left open, how long would it take to fill the tank?
Click here to see answer by Alan3354(30993)

Question 473284: a piece of work can be done by 40 men in 48 days. after 15 days, 18 men were transferred to another job. how many more days will the remaining men finish the job?
Click here to see answer by stanbon(57290)

Question 473368: I do not understand how to come up with the answer or an equation to help me get the answer for this problem. The word problem reads:
If 14 workers can complete a job in 2 days, how long will it take 4 workers to complete the same job? And assume that all workers work at the same rate.
I have tried to divided it multiply it and subtract but nothing makes sense to me. Please help!!!!!
Click here to see answer by stanbon(57290)

Question 473435: A winery has a vat with two pipes leading to it. The inlet pipe can fill the vat in 3 hours, while the outlet pipe can empty it in 8 hours. How long will it take to fill the vat if both pipes are left open?
Click here to see answer by ankor@dixie-net.com(15647)

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