Replace the question mark with the correct number in the below-given picture?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

There was a strange boy who was born before his father. How can this be possible?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

What has lots of eyes, but can’t see?

Why is Saturday stronger than Monday?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?