Which alphabet letter is a question?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Can you identify if it's a murder or a suicide ?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

What has lots of eyes, but can’t see?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

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

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?