Question

I WILL FAN AND MEDAL!!!!!!!!
The graph below shows the exchange values between U.S. dollars (USD) and Euros (EUR) that Nicholas found when he checked online before his travels. Which of the following correctly describes the exchange rate at that time?

A graph plots Euros on the x−axis and U.S. dollars on the y-axis. It contains the points 5 comma six point five and ten comma thirteen. A line goes through the origin and crosses the two points.
A. 1 U.S. dollar equals one point three Euros
B. 1 U.S. dollar equals one point five Euros
C. 1 Euro equals one point three U.

Answer 1

@gina123

Answer 2

So it gives you the coordinate pair (5,6) and (10,13)
Rate of change is change in y / change in x, or the slope formula.

Plug it into the slope formula.

Answer 3

what?