Pipe A can fill a tank in 10 hours and pipe B can empty it in 15 hours. In how many hours will the tank be filled if both the pipes are opened?
Correct answer D. 30
Tip: press A, B, C or D to answer, and N for the next question.
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More Time and Work questions
See all16 men can finish two fifth of the work in 4 days. The number of additional men required to finish the remaining work in 2 more days will be
Correct answer B. 0 men
A can finish a work in 24 days B can finish the same work in 36 days. If they work together and finish it then out of total wages of Rs. 500 A will get
Correct answer C. Rs. 300
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A works thrice as fast as B. If B can complete a work in 18 days. Then number of days taken by A and B working together to complete this work is
Correct answer D. 4.5 days
A is thrice as good workman as B and together they finish a piece of work in 24 days. In how many days can A alone finish the work
Correct answer C. 32 days
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