A certain shade of orange paint is made by mixing red and yellow paint. The relationship between the number of quarts of red paint in the mix, xx, and the number of quarts of yellow paint, yy, is represented by a graph drawn in the xy-plane. If the point (5,12.55,12.5) lies on the graph, what does the ordered pair (5,12.55,12.5) indicate?

A. 12.5 quarts of red paint for every 5 quarts of orange paint
B. 5 quarts of red paint for every 12.5 quarts of orange paint
C. 5 quarts of red paint for every 12.5 quarts of yellow paint
D. 12.5 quarts of red paint for every 5 quarts of yellow paint