If Rajina's daughter is my daughter's mom, who am I to Rajina?

How can you tell a raw egg from a hard-boiled egg?

A father's child, a mother's child, yet no one's son.

Who am I?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What am I?

A man is walking down a road with a basket of eggs. As he
is walking he meets someone who buys one-half of his eggs
plus one-half of an egg.
He walks a little further and meets another person who buys
one-half of his eggs plus one-half of an egg.
After proceeding further he meets another person who buys
one-half of his eggs plus one half an egg. At this point, he
has sold all of his eggs, and he never broke an egg.
How many eggs did the man have to start with?

If you say my name, I will no longer exist. What am I?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Solve this riddle by finding the odd one out from the rest.

Why is a river so rich ?