Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

what does the below math rebus puzzle mean?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

What building has the most stories?

Can you count the number of blocks in the picture below?