The answer your looking for is C, hoped my answer helped (:
That would be around $200. Because you would take 40 devide by .2 and get 200.
ANSWER

EXPLANATION
The given bicycle has a tyre that is 28 inches in diameter.
How far the bicycle moves forward each time the wheel goes around is the circumference of the bicycle tyre.
This is calculated using the formula:

We substitute the diameter and


This simplifies to


ROC is often used when speaking about momentum, and it can generally be expressed as a ratio between a change in one variable relative to a corresponding change in another; graphically, the rate of change is represented by the slope of a line.