Why is it against the law for a man living in Delhi to be buried in Mumbai?

Can you replace the question mark with the correct number in the below table sequence?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

John was piloting a plane behind a car but was never able to overtake it. Why?

Rearrange the letters in "new door" to make one word.

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

In a box, there is a jumble of 7 red balls, 6 blue balls, 5 green balls, and 4 yellow balls. What is the minimum number of balls, will you have to pick up so that you have at least 4 balls of the same colour?