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

Can you find the number?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

Prove that the below maths equation is true.

8 + 8 = 91

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Why are all black people so quick ?

Count the number of triangles in the picture below:

I’m orange, I wear a green hat and I sound like a parrot. What am I?

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

The dirtier I get, the whiter I look. Who am I?