A quadratic graph. It makes an upside down U shape
Answer:3150
Step-by-step explanation:
70% of 10,000 is 7000. 45% of 7000 is 3150
Answer:

Step-by-step explanation:
Given


Required

First, we calculate the revenue

So, we have:

Open bracket

Collect like terms


Differentiate to get the revenue change with time


I would use A because bat graphs usually show smaller portions of data