What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Can you write down eight eights so that they add up to one thousand?

You need to move three matchsticks to form three squares. Can you do it?

A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?

Find the next number in the series below

21 32 54 87 131 ?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

who is silent in the parliament?

In the image given, you can find several triangles. Can you count them all?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E