Identify the 10 differences between the two given pictures.

Count the number of squares in the picture below.

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

What Does this text mean:

important=important

What has a bottom at the top?

Count the number of balls in picture below:

Can you convert the number zero(0) into a positive number using just one mathematical operator ?