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Tutors Answer Your Questions about Rate-of-work-word-problems (FREE)
Question 348183: A bathroom tub will fill in 15 minutes with both faucets open and the stopper in place. With both faucets closed and the stopper removed, the tub will empty in 20 minutes. How long will it take for the tub to fill if both faucets are open and the stopper is removed?
Click here to see answer by scott8148(6628)  |
Question 348900: Construction A roofer requires 12 hours to shingle a roof. After the
roofer and an apprentice work on a roof for 3 hours, the roofer moves
on to another job. The apprentice requires 12 more hours to finish the
job. How long would it take the apprentice, working alone, to do the job?
Click here to see answer by scott8148(6628)  |
Question 349049: Typist A spends 2560 minutes to do a job. How much time does it take for Typist B to do the same job, if when they work together it takes them both 45 minutes to do four jobs?
I am having trouble with this thanks
Click here to see answer by mananth(12270)  |
Question 349216: It takes joe to fill the pool with a bucket in 30minutes. It take sue to fill the same pool in 45 minutes, and it takes bill to fill the same pool in 90minutes. How long would it take for all three to fill the pool at the same time?
Click here to see answer by ptaylor(2048)  |
Question 349617: Mr. Wallace can paint a fence in 2 hours. His son Greg can paint the fence in 6 hours. Mr. Wallace painted alone for 1 hour and stopped working. How many hours did it take Greg to finish the job? Show your work.
Click here to see answer by CharlesG2(828) |
Question 349502: A sink has 2 faucets, A and B, and drain, C. The drain empties the sink at the same rate that faucet A fills the sink. If drain C is closed and both faucets are turned on, the sink is filled in 5 minutes. If faucet B is on, and drain C is open, the sink is filled in 20 minutes. Find the rates at which faucets A and B fill the sink.
I'm not sure how to set this up. I got 7.5 for A and 12.5 for B.
Click here to see answer by scott8148(6628)  |
Question 350467: A typest for Kelley services reports to 3E's Properties for work at 10:00 am and leaves at 6:00 pm after having typed from the end of page 8 to the end of page 50 of a proposal. 3Es pays $120 for the typist's services.
a) Find the rate of pay, in dollars per hour
b) Find the average typing rate, in number of pages per hour
c) Find the rate of pay, in dollars per page.
i am not sure how to solve this. I dont really know how i would set it up to solve it. Can you help???
Click here to see answer by jim_thompson5910(28595) |
Question 351037: A roofer and his assistant working together can finish a roofing job in 4 hours. The roofer working alone could finish the job in 6 hours less than the assistant working alone. How long would it take the assistant working alone?
Click here to see answer by edjones(7569)  |
Question 352056: Two teams working together can complete the project in 45 days. Team A works for 18 days and team B works for 12 days and they complete 30% of the project. How long will each team take to complete the project when they work alone.
Click here to see answer by ptaylor(2048)  |
Question 352096: Working together, Alice and Betty can do a certain job in 4 1/3 days. But Alice fell ill after 2 days of working and Betty finished the job continuing to work alone in 6 3/4 more days. How long would it take each to do the job if each of them worked alone?
Click here to see answer by stanbon(57356) |
Question 352697: A large and small drain are opened to drain a pool.The large drain can empty the pool 6 hours. After both drains have been opened for 1 hour, the large drain clogs and is closed.The smaller drain remains open and requires 9 h more to empty the poole. How long would it take the small drain,working alone to empty the pool?
Hope you can help! I am really confused with this one.
Click here to see answer by scott8148(6628)  |
Question 353830: two cars start from the same place and travel in opposite directions. One runs at an average rate which is 24 kilometers per hour faster than the other.find their rates if after 6hours,they are 702 km apart.
Click here to see answer by stanbon(57356) |
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