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

which number am I?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

I shave every day, but my beard stays the same. What am I?

Can you find out the number of the parking space in which the car is parked?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?

What type of tree can I carry in my hand?

If you say my name, I will no longer exist. What am I?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What is the Surname of Barbie Doll?