7. The graph shows the amount of almonds, in grams, for different amounts of oats, in cups, in granola mix.
YA
110
100
90
80
70
almonds (grams)
60
50
40
301
20
(1,25)
10
9
4
5
UN
X
2 3
oats (cups)
a. What variable is represented by x?
b. What variable is represented by y?
c. What is the constant of proportionality?
d. Explain the meaning of the point (3,75) in the granola mix problem.