How can you drop a raw egg from a height onto a concrete floor without cracking it?

Can you make four (4) nines (9) equal 100?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What is at the end of a rainbow?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

On 26-01-2022, Juli was murdered at her house in a city in India in the afternoon. There were three suspects in the murder and the following are the statements that were given by them:

John: I visited my village that day.
Jacob: I was out to deposit my house tax in the municipality office at that time.
Jonny: I was at a friend's place having lunch at that time.

Can you find out who is the murderer?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?