Which tank will fill first?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

No matter how little or how much you use me, you change me every month. What am I?

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

I have branches, but no fruit, trunk or leaves. What am I?

I cannot talk, but I always reply when spoken to. What am I?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?