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 is next number in the pattern below:

131 517 192 123 ?

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?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

Can you solve the rebus below?

1. Where does Easter come from before Valentine's Day?

2. Do you know what is in the middle of Valentine's?

3. What did the lady bee say to the man bee on the occasion of Valentine's Day

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

What is the Surname of Barbie Doll?