## Basic College Mathematics (10th Edition)

Unreasonable. Estimate: 30 $\div$ 3 = 10 Exact: 9.5
$26.6\div2.8$ = 0.95 Now, Lets find the Estimate: 26.6 (rounded to) 30. 2.8 (rounded to) 3 $26.6\div2.8$ = 30 $\div$ 3 = 10 So the given figure is unreasonable. Let's find the Exact: 26.6 $\div$ 2.8 = 9.5