Answer:
D.
Step-by-step explanation:
The line crosses the y-axis at (0,5), so we immediately eliminate B. The section of the line that is increasing begins when x is 10 and stops increasing when x is 2
Answer: 4,000,000,000 mm
One kilometer is 10^6 or 1000000 millimeters
So 4000x1000000
4x1 is 4
Annex the zeros. There are 9 zeros.
= 4,000,000,000 millimeters
I think it's 3.8%