Prove that twice of ten is the same as twice of eleven.

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

Which part of London exists in France as well ?

What is the fastest way to double your money?

Why do Chinese men eat more rice than Japanese men do ?

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?

Why are all black people so quick ?

Can you name four days which start with the letter 'T'?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Why is the longest human nose just 11 inches?