A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

How many times can you subtract the number two from the number fifty?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Can you identify the famous TV character from the rebus below?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?