There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

Find the last number in the series below:

voN luJ yaM raM ---

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

What begins with T, ends with T, and has T in it?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

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?

What does Alexander the Great and Winnie the Pooh have in common?

Decode the below four famous ciphers:

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

Who always enjoys poor health?