Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

If two's company, and three's a crowd, then whats four and five ?

How many Watermelons are there in the below picture?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Can you count the number of squares in the figure below?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

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.