## Archive for August 31, 2010

### Pop Quiz

Twelve questions to get the mental math joke juices flowing. Answers will be posted tomorrow.

- How many eggs can you put in an empty basket?
- How is the moon like a dollar?
- What coin doubles in value when half is taken away?
- If you can buy 8 eggs for 26 cents, how many can you buy for a penny and a quarter?
- What occurs once in a minute, twice in a week, but only once in a year?
- What goes up but never comes down?
- Why is it impossible for a human arm to be exactly 12 inches long?
- Only DEAD people can read hexadecimal. How many people can read hexadecimal?
- How do you make 7 even?
- One is the loneliest number, two’s company, and three’s a crowd. What is four and five?
- Why do statisticians hate to shop for clothes?
- The math department organizes a raffle in which the prize is announced as an infinite amount of money paid over an infinite amount of time. With the promise of such a prize, the department is able to sell lots of tickets. How could the department offer such a prize and not go broke?

### Presentation and Booksigning: Reiter’s Bookstore (DC)

I’ll be presenting (an abridged version of) my workshop Puns and Puzzles at Reiter’s Books in Washington, DC, on Saturday, September 11.

Reiter’s Books

1900 G Street NW

Washington, DC 20006

**2:00 pm**

The presentation will combine jokes from * Math Jokes 4 Mathy Folks*, some new jokes and even a comedy sketch, as well as some of my favorite mathematical puzzles. If you happen to find yourself in the nation’s capital with nothing better to do on a Saturday afternoon, please stop by to say hello.

*Math Jokes 4 Mathy Folks*will be available for sale, and after the presentation, I’ll be happy to sign a copy for you — or for the special geek in your life!

I look forward to seeing you!