Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

What is the word or phrase?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

Keyboard words are not in alphabetical order, Why?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?