John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Count the number of squares in the picture below.

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

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

What is it?