A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What is wrong in the below Picture?

Find out the number of circles in the given picture having Illusion

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?