A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

What is at the end of a rainbow?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Can you find a five letter word that is left with only two letters if one is removed?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

Count the number of lines in the image below ?

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.

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?