Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Can you find a five letter word that is left with only two letters if one is removed?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Can you make a fire with just a single stick?

By moving just one matchstick, you need to make the below statement true. Can you do it?

How could a baby fall out of a twenty-story building onto the ground and live?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.