Question

A tap can fill a tank in 4 hours. After half the tank is filled, two more
similar taps are opened. What is the total time taken to fill the tank
completely?​

Answer 1

Answer:

unable to understand

sorry

Explanation:

ok

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Answer 2

Answer:

4 taps can fill the tank in 44=1 4 4 = 1 hour. Therefore 4 taps can fill half tank in 12 hour =30 minutes.

Explanation:

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