It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Solve the mathematical equation in the picture below.

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

People make me, save me, change me, raise me. What am I?