A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

Can you tell a 3D object that has just two surfaces?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Find the next number in the series below

21 32 54 87 131 ?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

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?