What makes a graph proportional?
Straight line and passes through (0,0)
In the equation y = 14x, what is the constant of proportionality?
14
Proportional relationship is a relationship in which every pair of values have the ____ratio
same
What is the equation for a problem with a constant of proportionality of 15? A. y=x+15 B.y=15x C.x=15y
B
Does this relationship proportional? "John jogs each mile in exactly 9 minutes"
Yes, because if she jogs zero minutes, she would not have gone any distance.
Proportional or Non-Proportional: The video game rental fee is $15 plus $3 per day.
Non-Proportional
Jeff ran 6 miles in 4 hours. At this rate, how many miles will he run in 6 hours?
9
What is the constant of proportionality? (0,0) (1, 9) (2, 18) (3, 27)
9
What is the equation y=kx for the list? (5, 15) (6, 18) (7, 21)
y=3x
