The graph shows the amount of money Amy earns each hour she works. Which statement about the graph is not true?
Earnings
Earnings (5)
45
40
35
30
25
20
15
10
5
O
0.5
1
1.5 2 2.5
Time ch)
3
Oa. The graph shows a proportional relationship.
Ob. The graph shows a nonproportional relationship.
$7.50
Oc. The unit rate is
hour
Od. The line is straight.
no