Answer
H: 2,700
Work Step by Step
First lets write a proportion representing this situation:
3 is to 70 as x is to 63,000
$\frac{3}{70}$=$\frac{x}{63,00}$
Lets cross multiply:
70x=189,000
Divide both sides by 70
x=2700
So there will be 2,700 that are expected to experience side-affects.