A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

What does this rebus means ?

PROG WORKRESS

2, 3, 5, 9, 17, _ What is the next number in the sequence?

What can go up a chimney down, but can’t go down a chimney up?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

Which tank will fill first?