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3 years ago

14

Three pipes A, B and C take 24, 36 and 32 hours to fill a pool, respectively. How long would it take the three pipes to fill the

pool if pipe B is turned on 3 hours after pipe A and pipe C is turned on 1 hour after pipe B?

1 answer:

Tom [10]3 years ago

4 0

24+32-3=53
24+32=56
56-36=20

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