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8 September, 11:15

One pipe can fill a tank in 8 minutes and second pipe can

fillit in 12 minutes. If the tank is empty, how long will it take

bothpipes to fill it?

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Answers (1)
  1. 8 September, 11:36
    0
    4.8 minutes

    Step-by-step explanation:

    Pipe 1 = 1/8 per min or 3/24

    Pipe 2 = 1/12 per min or 2/24

    (2/24) + (3/24) = 5/24

    24:5 = 4.8 min
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