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 1055416: A tank is filled with 2 pipes. The first pipe can fill the tank in 10 hrs. But after it has been opened for 3 1⁄2 hours, the second pipe is opened and the tank is filled up in 4 hours more. How long would it take the second pipe alone to fill the tank? The two pipes have different diameters.
Click here to see answer by josgarithmetic(39613)

Question 1055533: If Jane volunteered at the hospital 12 hours in January and each day she works 4/5 an hour how many days does she volunteer in January
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Question 1055547: It takes 5/6 gallon of paint to paint a wall. If there is 1/2 gallon of paint, what fraction of the wall can be painted. I know the answer is 3/5 by drawing a diagram but no idea how to get there mathematically. Thanks. Parent of a 6th grader.
Click here to see answer by Boreal(15235)

Question 1055643: 18. It takes 40 men eight days to earn Rs. 2000.How many men will earn Rs.200 in two days?
Click here to see answer by Fombitz(32388)

Question 1055665: alice can do a job in 4 hours, christina can do the same job in 5 hours. how long would it take if they work togehter
Click here to see answer by ikleyn(52747)

Question 1056058: One pipe can fill a tank in 0.8 hours
and another pipe can fill the tank in 1.2
hours. If both pipes are used, how long
will it take to fill the tank? Round to 2
decimal places.

Click here to see answer by josgarithmetic(39613)

Question 1056065: 1-1/a / 1-1/a�
this is complex rational expression

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Question 1056352: If Patricia were to paint her living room alone, it would take 8 hours. Her sister Denise could do the job in 9 hours. How long would it take them working together?
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Question 1056625: A sportsman had increased his average speed from 250 to 300 m/min and he was finishing the distance one min faster. What is the distance he was running?

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Question 1056624: A sportsman had increased his average speed from 250 to 300 m/min and he was finishing the distance one min faster. What is the distance he was running?

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Question 1056785: One pump can empty the pool in 36 hours. The second pump is twice faster. After both pumps, working together emptied 1/3 of a pool the second pump broke. The first pump finished the job. How long did it take to empty the pool?
Click here to see answer by josgarithmetic(39613)

Question 1056950: A sales executive travelled 72 miles by car and then an additional 840 miles by plane. the rate of the plane was five times greater than the rate of the car. The total time of the trip was 5 hours . Find the rate if the car?
Click here to see answer by jorel555(1290)

Question 1057108: Chasity can do a job in 12 hours. If she works with Kyle, together they can get the job done in 8 hours. How long would it take Kyle to do the job alone

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Question 1057125: can you please have a solution for this following problem?

Mr. I does a job in x hours while Mr. L can do it in y hours. How much of the job could they do together if they were to work for k hours?
-Thank you

Click here to see answer by josgarithmetic(39613)

Question 1057791: Jen recently rode her bike to visit her friend who lives 12 miles away. On her way there, her average speed was 5 miles per hour faster than on her way home. If Jen spent a total of 2 hours biking, find the two rates.
Click here to see answer by josmiceli(19441)

Question 1057920: Suppose that it takes John 9 hours to paint a barn if he works alone and it takes Carl 6 hours to paint the same barn if he works alone. How long will it take them to paint the barn, in hours, if they work together?
Click here to see answer by jorel555(1290)

Question 1057934: Sofia can type the work in 10 hours. Noga can do it in 15 hours. They work together for 4 hours. Then Sofia left and Noga finished the job. How long did it take
Click here to see answer by josmiceli(19441)

Question 1058024: a swiming pool has 40 gallons of water with 5 % chlorine. you want to lower it to 2.5% chlorine by adding a solution that has 1 % chlorine. how much should be added?
Click here to see answer by josgarithmetic(39613)

Question 1058038: Jack and Jill together can do a piece of work in 3 days.
They can finish the work if Jack works for 2 days and Jill
works for 4 days. Find the time required for each to do the
work.
Click here to see answer by Edwin McCravy(20054)

Question 1058037: if I can do a job in 4 hours and we can do the same job in 2hours, then how long can you do the same job alone?
Click here to see answer by Alan3354(69443)

Question 1058090: A machine makes copies at a rate of 32 pages per minute. How long will it take to make 1,000 copies?
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Question 1058058: doy and his son could do a job in 4 days. after they had worked for 3 days. day got sick and the son finished the task in 6 more days. how many days each is required to do the entire task?

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Question 1058142: Dinu & Hemu can plough a field in 15 days . If Dinu alone can plough 1/8 of the field in 5 days , how many days will Hemu take to do the same work alone?
Click here to see answer by josgarithmetic(39613)

Question 1058218: Working together it takes two different sized hoses 35 minutes to fill a small swimming pool. Yeah f it takes 60 minutes for the larger hose to fill the swimming pool by itself, how long will I t take the smaller hose to fill the pool on its own
Click here to see answer by ikleyn(52747)

Question 1058457: Janet can paint a kitchen in 3 hours and Charles can paint the same kitchen in 5 hours . How long would it take for both of them working together to paint the kitchen ?
Click here to see answer by Alan3354(69443)

Question 1058532: Father can do the job on the farm in 6 hours. The older son can do it in 8 hours. The younger son can do same job in 12 hours. How long will it take them to do the job, if they all work together?
Click here to see answer by josmiceli(19441)

Question 1058776: You can paint a room in 8 hours.Your dad can paint the same room in 6 hours .If you decide to paint the Room together,to the nearest minute,how long will it take to paint the room?
Click here to see answer by Alan3354(69443)

Question 1058889: together camden and aidan can repair a van in 5 hours. if aidan can complete the job himself in 8/1/3 hours, how long would it take camden to fix the can by himself?
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Question 1058960: it takes samual 2 hours longer to paddle his canoe 8 miles than it takes hom to paddle his kayak 12 miles. his rate when paddling the kayak is 2/2/5 mph greater than his rate when paddli g the canoe. find his rate when paddling each vessel. Please just show me step by step I don't just want the answer I want to know how to do it so I can understand. Thank you.
Click here to see answer by ikleyn(52747)

Question 1058994: Machine A takes 36 hrs. to do a job that machine B does in 24 hrs. If machine A runs before Machine B is turned on, how long will it take both machines running together to finish the job if they work together
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Question 1059051: three man worked together to complete a project. their manager concluded that the first man did 3/5 of the project and the project and the second man did 1/3 of the project. what part of the project did the third man do?
Click here to see answer by Boreal(15235)

Question 1059106: If you plow snow from 84 driveways in 7 days and a equal number of driveways everyday then what the rate

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Question 1059179: If it takes Jerry 30 hours to build a shed in the back yard and Tom 15 hours. How long will it take if they work together?
Click here to see answer by math_helper(2461)

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