Question

it takes 6 minutes to fill a certain pool and 18 minutes to drain out the same pool when it is full. with the drain open and the pool empty, how long would it take to fill the pool
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Answer 1

Answer:

30 minutes

Step-by-step explanation:

By adding tge time taken for filling the pool twice and doing it empty for once . We will get our answer that is 30 minutes

Answer 2

Answer:

agar khud Nahi Aata to kaya