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

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

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

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?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

Why is the longest human nose just 11 inches?

There are three cows, two dogs, and one cat: How many legs do you have?

Which country gets ill every time?

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

Which letter of the alphabet has the most water?