20) Tap A fills a water tank in 8 hours and tap B can
empty the tank in 12 hours & both the taps are
opened, how long would it take to fill half of the tank?
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12-8 = 4hours
It will take 4 hours to fill a tank using both taps
Hope this helps you.
It will take 4 hours to fill a tank using both taps
Hope this helps you.
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