Question

Can someone please help

Answer 1

40

Explanation:

the point on the graph is (1,40). The ordered pair is in the form (x,y) The constant of proportionality is the y/x or 40/1 which equals 40.

Answer 2

Answer: 40

Explanation:

when x=0, y=0

when x=2.5, y=100

(y2-y1)/(x2-x1)=

(100-0)/(2.5-0)=

100/2.5=40