a water tank is connected to two pipes,if the bigger one is to fill nd smallet one is to drain.time taken to fill the tank is 1 min less than that oftimetaken to drain.when one uses both pipes simultaneously the tank will fill in 56 min.find time taken to fill tank if one uses bigger one only
Kindly refer the similar link for your query.
https://www.meritnation.com/ask-answer/question/a-swimming-pool-is-filled-by-3-pipes-with-uniform-flow-the/surface-areas-and-volumes/3660942
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https://www.meritnation.com/ask-answer/question/a-swimming-pool-is-filled-by-3-pipes-with-uniform-flow-the/surface-areas-and-volumes/3660942
Regards