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

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

What does does this rebus picture means ?

How can one talk without saying a single word?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What is black when you buy it, red when you use it, and gray when you throw it away?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

What do you see in the given picture?

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?