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

Solve the rebus riddle in the picture below.

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

How can you leave a room with two legs and return with six legs?

I can be cracked, made, told, and played. What am I?

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.

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

Keyboard words are not in alphabetical order, Why?