Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Buy me, smell me or deliver me, I do not change.

Who am I?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

Look at the picture and find out which square is not linked with any of the other squares.

What is the riddle which can be asked all day with a different correct answer each time.

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

Count the number of triangles in the given picture.

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?