Logic Riddles

Question: Timmy's mother has three children. The first was named April. The next was named May.

What is the final one's name?

Question: If you have a cake, how many pieces of cake can you form with 3 straight cuts?

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

How many children does Mr. Smith have?

Question: Two men come before the king because one of their beloved pets has been claimed by the other. Both of these men claim that the same cow is theirs. The king declares that one of the men will get the cow and he will give the other man one of his cattle, just to be fair. He will decide which man gets which at random. One of the men thanks the king for his generosity but the other man does not accept the offer. One man leaves with the disputed cow.

Which man gets the cow?

Question: How much dirt is in a hole that has a radius of 33.2 meters and a height of 78.2 meters?