) There are two water tanks A & B, where A is smaller than
B. While water fills at the rate of one litre every hour in
A, it gets filled up litres10, 20, 40, 80, 160 in tank B.
(At the end of first hour, B has 10 litres and at the end
of second hour, it has 20 and 30 ml.) If tank B is 1/16
filled after 13 hours. What is the total duration required
to fill completely?
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Answer Posted / sony
from Give data its clear dat 20*2=40 , 40*2=80, 80*2=160 which means 4 evry hour water quantity is getting doubled
therfore at 13th hour tank is 1/16 th filled
at 14th hour its 1/16*2=1/8 filled
at 15th hour its 1/8*2=1/4 filled
at 16th hour its 1/4*2=1/2 filled
at 17th hour its 1/2*2=1 so.....completely filled
ans is 17
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