Why is Saturday stronger than Monday?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

Which number should replace the question mark?

Two old friends, Jack and Jill, meet after a long time, and discussing as:

Jack: Hey, how are you, man?

Bill: Not bad, got married and I have three kids now.

Jack: That's awesome. How old are they?

Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.

Jack: Cool..But I still don't know.

Bill: My eldest kid just started taking piano lessons.

Jack: Oh, now I get it.

How old are Bill's kids?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

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

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