Which is faster, Heat or Cold ? Explain.

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

What kind of storm is always in a rush?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

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?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

You see me once in June, twice in November, and not at all in May. What am I?