Question

Ervin sells vintage cars. Every three months, he manages to sell 13 cars. Assuming he sells cars at a constant rate, what is the slope of the line that represents this relationship if time in months is along the x-axis and the number of cars sold is along the y-axis?

A. 3/13

B. 3

C. 13/3

D. 13

Answer 1

Answer: C. 13/3

Explanation:

• Time (in months) = x
• Number of sold cars = y

`slope=(rise)/(run) =(y)/(x) =(13)/(3)`