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Q)There are two pipes A and B. If A filled 10 liters in an
hour, B can fill 20 liters in same time. Likewise B can fill
10, 20, 40, 80, 160…... If B filled in 1/16 of a tank in 3
hours, how much time will it take to fill the tank completely?
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Answer / anjali
shortcut: takes 1/16 th parts to fill in 3 hrs
1/16=1/(2^4)
so,it takes 4 more hours to fill completely
so 4+3=7 hrs
| Is This Answer Correct ? | 8 Yes | 3 No |
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