How can you make number one disappear by adding something to it?

Why despite killing dozens of people Charley and Wilma were not punished?

Can you make a fire with just a single stick?

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?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

How could a baby fall out of a twenty-story building onto the ground and live?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700