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

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Which flower has two lips?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

What is the next number in this series?

4,12,84,3612....

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

Who has married many women but was never married?

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.

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?