Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

During which month do people sleep the least?

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 ?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

When 99 is considered higher than 100?

A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?