A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

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 ?

Can you fill the blank with the correct number?

6 30 870 756030 _____

There is a rock group of four men that do not sing. Name It?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

What Deficiency does the below rebus represent?

VIT_MIN

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?