9
The table below shows information about age and income for employees in a
manufacturing business.
manufacturing business.
$30,000 or Less More Than $30,000 Total
25 or Younger 19 8 T 27
Older Than 2534 3 165
Total
53
3 9
92
.
a. How many employees make $30,000 or less?
b. How many employees are older than 25 or make more than $30,000?
are older than 25 and make more than $30,000?
d. Which of Parts a, b, or c uses the Addition Principle of Counting?