Chinese, asked by sukhbirjat91982, 7 months ago

A water tank had three inlets, which
independently can fill the tank in 20, 40
and 30 minutes, respectively. How much
time does it take to fill the tank when all
three inlets work together?

Answers

Answered by yash7565

9

Answer:

0.923 min is the answer

Explanation:

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