# Math Riddles

##### Math Riddle #134 (hard)

Question: You have a glass of water that looks about half full. How can you tell, only using the glass of water itself, if the glass is half full or not?

The glass is a right cylinder.

##### Math Riddle #170 (medium)

Question: How can you add 8 8's to make 1000?

##### Math Riddle #566 (hard)

Question: You have been given the task of transporting 3,000 apples 1,000 miles from Appleland to Bananaville. Your truck can carry 1,000 apples at a time. Every time you travel a mile towards Bananaville you must pay a tax of 1 apple but you pay nothing when going in the other direction (towards Appleland).

What is highest number of apples you can get to Bananaville?

##### Math Riddle #270 (easy)

Question: Mr. Smith has 4 daughters. Each of his daughters has a brother.

How many children does Mr. Smith have?

##### Math Riddle #766 (medium)

Question: Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?