Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

What number do you get when you multiply all of the numbers on a telephone's number pad?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

How can you drop a raw egg from a height onto a concrete floor without cracking it?

Can you spot the man between the coffee bean in the picture below ?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

I make two people out of one. What am I?