If a wheel has 54 spokes, how many spaces are there between the spokes?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

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

Can you find the number?

Can you Find and name the hidden bird in the picture below ?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

What is so fragile that saying its name breaks it?