Question

A graph with x-axis and y-axis ranging from 0 to 8 in unit increments shows a line. The line passes through the following plotted points: left parenthesis 0 comma 0 right parenthesis; left parenthesis 2 comma 3 right parenthesis; and left parenthesis 4 comma 6 right parenthesis.
Identify the constant of proportionality from the graph.

(1 point)
Responses

12
Start Fraction 1 over 2 End Fraction

2
2

23
Start Fraction 2 over 3 End Fraction

3

Answer 1

The constant of proportionality k = y/x. From (2,3), k = 3/2 = 1.5 (and (4,6) gives the same), so k = 3/2.