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?

John went to buy some expensive, foreign chocolates. He only had Rs 100 with him. When he reached the shop, he got out and know that on those chocolates, there was a 15% import duty and 5% VAT.

How much worth chocolate should he buy so that he can accommodate it in Rs 100?

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

They are three errirs in this question. Can you find them?

A man is surviving on an island along with his friend. They have been starving for four days for food. Suddenly, they find a fisherman. The friend goes with the fisherman in order to catch the fish (if they can find any).

The fisherman returns after some time but he is alone and has some salmon that he had prepared. When asked, the fisherman tells him that his best friend fell off the boat and drowned in the water. Starving for so long, he eats the meal while crying for his friend.

After being rescued, he goes to a diner and orders salmon. When he eats his meal, he jumps and commits suicide. Why did he do it?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?