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

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?

A father's child, a mother's child, yet no one's son.

Who am I?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

What time is it when an elephant sits on a fence?

I have branches, but no fruit, trunk or leaves. What am I?

who is silent in the parliament?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Find out the missing number in the picture attached:

Replace the question mark with the correct number below.