How is a fly different from a mosquito?

Why is it very easy to weigh a fish?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?

How can a man go eight days without sleep?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

John was piloting a plane behind a car but was never able to overtake it. Why?

In the four images below, can you find the odd one out?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?