A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Can you find the missing piece of the Porsche?

When can we add 2 to 11 and get 1 as the correct answer?

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

Why is the Hole below a Lock?

Rearrange the letters in "new door" to make one word.

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

What do you answer even though it never asks you questions?