Making Soda y
10
A soda machine makes gallon of soda every
minute. The total amount y that the machine
makes in x minutes is given by the equation.
y = $x. Determine whether the relationship
between x and y is linear and, if so, if it is
proportional.
8
6
Amount (gal)
4
2
0
3
9
Time (min), x
Amount (gal), y
4
o
2 4 6 8 10
Time (min)
Nonlinear and proportional
Linear and Nonproportional
Nonlinear and proportional
Linear and proportional