Answer:
below
Step-by-step explanation:
points are at:
(5,4)
(20,10)
(30,14)
(35,16)
Slope: 2/5
y-intercept: 2
equation: y=2/5x+2
you need to graph the pointe first
7.8%
hope it helps you.......
30 40 percent
it is less that 50