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

Forwards I am heavy, backward I am not. What am I?

The Little ant seems to be always confused. Do you know why?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

I have Rs.50 and I spend it in the way as below.

Can you find out the number that should replace the question mark with a valid reason?

A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

When it's bad luck to meet a black cat?