Complete the table series riddle by finding the number that can replace "??".

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

Count the number of squares in the picture below.

What can you serve, but never eat?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

A bomb exploded in a room full of married couples and no one died. How?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?