Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

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?

What jumps when it walks and sits when it stands?

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

How can you take 2 from 5 and leave 4?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

If eleven plus two equals one, what does nine plus five equal?