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?

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

During which month do people sleep the least?

What does below chemistry rebus means?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?