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 ?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

How can one talk without saying a single word?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

What work can one never finish?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?