## Basic College Mathematics (9th Edition)

$a = 5$ mm $b = 3$ mm
1. Solve for $a$ $\frac{a}{10} = \frac{6}{12}$ $a = \frac{10\times6}{12}$ $a = \frac{60}{12}$ $a = 5$ mm 2. Solve for $b$ $\frac{b}{6} = \frac{6}{12}$ $b = \frac{36}{12}$ $b = 3$ mm