If your uncle’s sister is not your aunt, what relation is she to you?

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

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

Be active and find the killer in the picture Riddle below.

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable