what does this picture(rebus) riddle means ?

There are forty elephants and they have forty-fore heads. How can this be possible?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What begins with T, ends with T, and has T in it?

81 x 9 = 801. What must you do to make the this equation true?

What has lots of eyes, but can’t see?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What do you get if you add 2 to 100 four times?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

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?