There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Can you make a fire with just a single stick?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

10+10 and 11+11 can give you the same answer.

Explain how?

What does a man do only once in his lifetime, but women do once a year after they are 29?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?