Pattern 2:
1. There are two water tanks A and B, A is much smaller than B. While water
fills at the rate of 1 liter 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 liters, second hour
it has 20 liters and so on). If tank B is 1/32 filled of the 21 hours, what is
total duration of hours required to fill it completely?
a) 26 B)25 c)5 d)...