1.

1.1. 1/2 + 1/4 + 1/8 + 1/16 + 1/32 + ... = 1 (from last week)

1.2. 1/2 + 1/2 + 1/2 + 1/2 + 1/2 + ... = ?

1.3. 1/2 + 1/3 + 1/4 + 1/5 + 1/6 + ... = ? (value determined
in 1350 by Oresme)

**Source: Calculus By and For Young People (ages 7, yes 7 and up),
1988, by Donald Cohen**

2.

**Source: The Math Forum**
** http://forum.swarthmore.edu**

3.

3.3. 3 x (1/5 + 1/5 + 1/5 + 1/5 + 1/5) = ?

3.13. Jane has 3 times as many books as Sue and half as many as
Bob.

If Bob has 12 books,
how many books does Sue have?

3.29. How many positive integers are factors of 30?

3.37. What is the average of the first 1995 positive integers?

**Source: The Math League**
** http://www.mathleague.com**

Have a great summer!

Don Braffitt