A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

Solve the following series:
AZ, GT, MN, __, YB

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

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

As shown in the picture below, we can see a boy hanging on the tree branch to save his life. There are various ways in which he can die like1. A snake hanging toward the right waiting to bite the boy.2. A roaring Lion near the tree.3. Two crocodiles are ready to attack if the boy reaches near water. The tree is chopped to some extent, so can fall as if he moves a lot. Can you give this boy an escape plan?

People make me, save me, change me, raise me. What am I?

Why are all black people so quick ?

When 99 is considered higher than 100?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?