Which alphabet is a part of our body?

I am an odd number. Take away a letter and I become even. What number am I?

What jumps when it walks and sits when it stands?

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.

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

Can you replace the question mark with the correct number?

What is red and smells like blue paint?

Can you count the number of quadrilaterals in the picture below?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?