Chapter 1.5, Problem 56E

To determine

(a)

The cost of removing the given percent of pollutants.

$y=\frac{6.5x}{102-x}$

To determine

(b)

To sketch:

The graph of the given function.

S.No.	Percent Pollutant$(\%)$	Cost of removing pollutant $\left(\text{million}\text{dollar}\right)$
$1$	$0$	$0$
$2$	$50$	$6.25$
$3$	$80$	$23.64$
$4$	$90$	$48.75$
$5$	$95$	$88.21$
$6$	$99$	$214.5$
$7$	$100$	$325$