What does this rebus puzzle means ?

Find the next number in the sequence

5 12 24 36 ?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

Can you place six X (crosses) in below board without making three in a row in any way ?

what does this picture(rebus) riddle means ?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.