You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Find out the number of circles in the given picture having Illusion

Count the number of lines in the image below ?

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

John was piloting a plane behind a car but was never able to overtake it. Why?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

How can you take 2 from 5 and leave 4?