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.

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

What's the only room from which no one can enter or leave

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

Which country gets ill every time?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?