What does this below rebus puzzle mean?

Why is Saturday stronger than Monday?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What has to be broken before you can use it?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?