Can you convert the number zero(0) into a positive number using just one mathematical operator ?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Decode this picture on T-Shirt and tell what it says ?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

In the image given, you can find several triangles. Can you count them all?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

Below rebus represent famous DiCaprio movie. Can you name it?

If eleven plus two equals one, what does nine plus five equal?