What Was The Name Of The President In 1991?

Here's something fun I found at Forbes.  The magazine calls them brainteasers, but I'd say they're more trick questions.  I think our readers are smart enough to figure them out without clicking on the link to get the answers.

1. Johnny’s mother had three children. The first child was named April. The second child was named May. What was the third child’s name?

2. A clerk at a butcher shop stands five feet ten inches tall and wears size 13 sneakers. What does he weigh?

3. Before Mt. Everest was discovered, what was the highest mountain in the world?

4. How much dirt is there in a hole that measures two feet by three feet by four feet?

5. What word in the English language is always spelled incorrectly?

6. Billie was born on December 28th, yet her birthday always falls in the summer. How is this possible?

7. In British Columbia you cannot take a picture of a man with a wooden leg. Why not?

8. If you were running a race and you passed the person in 2nd place, what place would you be in now?

9. Which is correct to say, “The yolk of the egg is white” or “The yolk of the egg are white?”

10. A farmer has five haystacks in one field and four haystacks in another. How many haystacks would he have if he combined them all in one field?

PS  The answer to the title of this post is "Barack Obama."