4.5
3
1.5
0
0
1
2
3
A. No
B. Yes; the constant of proportionality is 1.5
C. Yes; the constant of proportionality is x
D. Yes; the constant of proportionality is 3
Does the graph
represent a direct
proportion?
If so, what is the
constant of
proportionality?

45 3 15 0 0 1 2 3 A No B Yes the constant of proportionality is 15 C Yes the constant of proportionality is x D Yes the constant of proportionality is 3 Does th class=