If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

Which wheel of car does not rotate when you turn your car right?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?