Replace the question mark with the correct number in the below-given picture?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

A woman who works in a sweet shop has a measurement of 32-26-36, is 5"4" tall, and wears size "6" shoes. What do you think she weighs?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

What can you see in the middle of March and April that you can never see in any other month?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

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.

What does this below rebus puzzle mean?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?