Math Riddles

Answer: 45 years old.

There is no year 0 so you can add 23 to 23 but you must subtract one to take year 0 out of consideration: 23 + 23 - 1 = 45 years old. In some cultures people are born 1 years old, in this case they would be 46 years old when they die.

Answer: A nickle. Most say 10 cents, but that would make the total $1.20 since the bat is a dollar *more*

Answer: Nothing. A dollar and a half is the same as thirty five-cents (nickels). But not the same as thirty-five cents.

Answer: Window, The ones are the sides of the window, the plus sign is the middles of the window, and the equal sign is the bottom and top of the window.

Answer: Just one. If your friends kept asking for water like this forever one cup would be enough.