The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside.
The man said, "Oh! I am really sorry, I thought this was my room."
He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man.
What made her suspicious of that man? He might have been genuinely mistaken.

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Which point will the car reach to go out?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

why number 8549176320 is one of a kind?

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

Can you replace the question mark with the correct number in the below table sequence?

No one wants to have it, but if one got it, he does not want to lose it. What is It?