2. The normal heart beat of a person is 72 beats per minute. The number of beats, b, is represented
by b = 72m, where m is the number of minutes. Which statement is true?
F This is a proportional relationship because it is a linear relationship that contains the origin
G This is a non-proportional relationship because the y-intercept is 1.5.
H This is a non-proportional relationship because it is not linear.
J This is a non-proportional relationship because the y-intercept is 0.