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

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Question 923219: One pipe fills a pool in 4 hours. A second pipe, used to drain the water from the pool, can empty the pool in 8 hours. The owner of the pool mistakenly opened both pipes. How long will it take to fill the pool if one pipe is filling and the other pipe is emptying?
Click here to see answer by richwmiller(17219)

Question 923184: A large pump can drain a swimming pool in 3 hours. It takes 12 hours to drain the pool using a smaller pump. How long will it take to drain the pool if both pumps are used at the same time?
Please help
Click here to see answer by richwmiller(17219)

Question 923450: you have 46 minutes to take an exam of 28 questions. after you finish the first 12 questions you realize you must answer the remaining questions twice as fast to finish the exam. how many questions per minute were you answering?
Click here to see answer by ankor@dixie-net.com(22740)

Question 923542: Please help me solve this problems
1) A pump can fill a milk tank in 2hours. Because of leakage problem,it took 20minutes more to fill the tank . The plant superviser wants to find that how much time would the leak take to empty a full tank
2)
Click here to see answer by josgarithmetic(39616)

Question 923544: it takes 8 tractors 12 days to plough a field, how long would it take 15 tractors?

Click here to see answer by ptaylor(2198)

Question 923721: An inlet pipe on a swimming pool can be used to fill the pool in 36 hours. The drain pipe can be used to empty the pool in 45 hours. If the pool is 12 filled and then the inlet pipe and drain pipe are opened, how long from that time will it take to fill the pool?
Click here to see answer by josmiceli(19441)

Question 923754: A homeowner wants to install new carpet in a bedroom that is 16 feet � 10 feet. If the cost of the carpet is $4.25 per square feet, how much would the new carpet cost
Click here to see answer by ewatrrr(24785)

Question 923805: one person cleans the floors in 4 hours another person cleans the floors in 7 hours how long would it take if they worked together?
Click here to see answer by ptaylor(2198)

Question 923774: in 9 minutes, a conveyor belt can move a 1.00 bushels of corn into a storage bin. A smaller belt can move 1.00 bushels of corn to the storage bin in 14 minutes. If both belts are used, how long will it take to move 1,000 bushels of corn to the storage bin?
Click here to see answer by ptaylor(2198)

Question 923869: Working together, two pumps can drain a certain pool in 3 hours. If it takes the older pump 9 hours to drain the pool by itself, how long will it take the newer pump to drain the pool on its own?
Click here to see answer by TimothyLamb(4379)

Question 923881: A man and a boy together can complete a work in 24 days. If for the last 6 days the man alone does the work it is completed in 26 days. How long the boy will take to complete the work alone.
Click here to see answer by josgarithmetic(39616)

Question 923876: 'A' and 'B' together can complete a work in 3 days. They started together. But after 2 days 'B' left the work. If the work is completed after 2 more days, 'B' alone could do the work in?
Click here to see answer by josgarithmetic(39616)

Question 924087: X and y together can build a room in 25 days. they work together for 15 days and then Y goes away. X finishes the rest of the work in 20 days. How long would each take to finish the work separately.
Click here to see answer by josmiceli(19441)

Question 924013: 10 men can tile the roof of a house in 9 days. How long would 6men take, working at the same rate
Click here to see answer by ptaylor(2198)

Question 924413: A alone would take 6 hours more to complete the job than if both A and B would work together. When B worked alone he took 1.5 hours more to complete the job and A and B worked together. How much time they will take if they work together?
Click here to see answer by ankor@dixie-net.com(22740)

Question 924418: Andy and Violet are planting trees. Andy can plant a tree 1.25 times as quickly as Violet can. When they work together, they can plant 25 trees in an hour and 10 minutes. How long would it take Violet to plant the 25 trees if she were working alone?
Click here to see answer by ankor@dixie-net.com(22740)

Question 924568: IF you can read 12 pages of your book in 6 minutes, how many minutes will it take you to rad 50 pages

Click here to see answer by ewatrrr(24785)

Question 924332: f a project takes 123 days to finish what is the probability of it to finish in 120 or less days
Click here to see answer by richard1234(7193)

Question 924628: A pipe is draining water from a tank. After 5 minutes there are 300 gallons of water in the tank. After 10 minutes there are 260 gallons of water in the tank. How long will it take for the tank to be empty?
Click here to see answer by TimothyLamb(4379)

Question 924636: the front eleation of a garage shows a roler door measuring 5cm on the plan. if the scale of the plan is 1:50 how many liters of paint would be required to give the roller door 3 coats, if the paint coverage is 14m2/L
Click here to see answer by josgarithmetic(39616)

Question 924686: One pipe can fill a pool 1.5 times faster than a second pipe. If both pipes are open, the pool can be filled in 6 hours. If only the slower pipe is open, how long would it take to fill the pool?
Click here to see answer by josgarithmetic(39616)

Question 924814: it takes 20 mintes to do 8 math problems. if he has 28 problems how long will it take him
Click here to see answer by ptaylor(2198)

Question 924948: Joan reads 3 pages in 2 minutes. How long will it take her to read 5 1/2 pages? Using formula d=r*t
Click here to see answer by TimothyLamb(4379)

Question 925052: Mandelbrot can landscape a yard in two 8-hour workdays. He can do the same job in 10 hours if he works
with Descartes. If Descartes works alone, how many hours will it take him to landscape the yard?
Click here to see answer by richwmiller(17219)

Question 925137: If 10 people can construct 20 houses in 30 days, how long it will take for 5 people to construct 10 houses ?
Click here to see answer by TimothyLamb(4379)

Question 925255: if 1 man completes a task in 12 hours and the same task is done by another person in 18 hours soo how much time will be taken if both work simultaneously
Click here to see answer by ewatrrr(24785)

Question 925250: A and B do a job in 12 days . A did for 8 days then rest job was done by B in 20 days. Find individually A and B can do in how many days.
Click here to see answer by stanbon(75887)

Question 925250: A and B do a job in 12 days . A did for 8 days then rest job was done by B in 20 days. Find individually A and B can do in how many days.
Click here to see answer by filmi101(1)

Question 925578: To complete a work 'A' takes 50% more time than 'B'. If together they take 18 days to complete the work, how much time will 'B' take to do it?
Click here to see answer by josgarithmetic(39616)

Question 925607: An inlet pipe can fill up the tank in 6 hours while an outlet pipe can empty the tank in 9 hours. One day, the tank was being filled. When it was 1/3 full, a boy opened the outlet pipe. How long did it take to fill the rest of the tank?
Click here to see answer by Edwin McCravy(20054)

Question 925585: If 1 man or 2 women or 3 boys can do a piece of work in 44 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in how many days?
Click here to see answer by ptaylor(2198)

Question 925866: Pipe A can fill a tank in 25 minutes. Pipe B can fill the same tank in 20 minutes. To fill the empty tank, pipe A was opened alone for 3 minutes, and, after that, pipe B was also opened. How much time will it take for both pipes, A and B to finish filling the tank?
Click here to see answer by ankor@dixie-net.com(22740)

Question 926021: if 4 men can finish a work in 5 days, how long will it take 8 men to do the same work?
Click here to see answer by ewatrrr(24785)

Question 926052: working together, linda and kathy can clean a beach house in 5.14 hours. had she done it alone it would have taken linda 11 hours. how long would it take kathy to do it alone?
How do i set this problem up?
Click here to see answer by TimothyLamb(4379)

Question 926098: ali can do a job in 9 hr, while susan can do the same job in 5 hr. how long would it take them to do the job if they worked together?
Click here to see answer by TimothyLamb(4379)

Question 926110: An experienced bricklayer can construct a small wall in 4 hours. An apprentice can complete the job in 6 hours. Find how long it takes if they work together.
Click here to see answer by ptaylor(2198)

Question 926316: A fast cleaner clean 10 rooms in an hour and a slower cleaner 4 rooms in an hour if both work together how long will take to clean 26 rooms
Click here to see answer by ptaylor(2198)

Question 926427: eric and jill plant the garden in 7 hours, working together. jill works 3 times as fast as Eric. In how many hours could jill plant the garden by herself?
Click here to see answer by TimothyLamb(4379)

Question 926486: Suppose Carlo and Jordan can do the project together in 4 days. If Carlo can finish the project alone in 6 days, how long will it take Jordan to do the project if he works alone?

Click here to see answer by vleith(2983)

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