16) There are two water tanks A and B, A is much smaller
than B. While water fills at the rate of one litre every
hour in A, it gets filled up like 10, 20, 40, 80, 160... in
tank B. (At the end of first hour, B has 10 litres , second
hour it has 20, and so on). If tank B is 1/32 filled after
21 hours, what is the total duration required to fill it
completely?
a) 26 hrs b) 25 hrs c) 5 hrs d) 27 hrs
Answer Posted / sushma baradwaj
1 of the 32 parts is filled in 21 hrs...
as the level gets double per every hour..
1....1*2..2*2(4)...4*2(16)..16*2(32)
so it will take 5 more hours to fill d tank completly
hence 21+5 = 26
Is This Answer Correct ? | 79 Yes | 12 No |
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