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andrezito [222]
3 years ago
15

Jake washes cars. On monday he washed 18 cars for $90. On tuesday he washed 9 cars for $45. On wednesday he washed 12 cars for $

60. What is the rate of change of Jakes earnings?
Mathematics
2 answers:
Sergeeva-Olga [200]3 years ago
6 0

See attachment for reply.

chubhunter [2.5K]3 years ago
3 0

Answer:

the rate  of change is 5

Step-by-step explanation:

$90 / 18 cars = $5 per car

$45 / 9 cars = $5 per car

$60 / 12 cars = $5 per car

That means the rate of change is 5 (5/1)

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