Who always enjoys poor health?

I am quite hot but become too cold if you remove the first two letters. What am I?

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?

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

Why are all black people so quick ?

Which part of London exists in France as well ?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

What has many teeth, but cannot bite?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.