What has 13 hearts but no other organs?

What Adam and Eve do not have but the rest of the people have?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

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?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Which five letter word can be added at the end of below word to form a
valid word?

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What type of tree can I carry in my hand?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?