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You earn $28 for washing 4 cars. How much do you earn for washing 3 cars?

You earn $28 for washing 4 cars. How much do you earn for washing 3 cars?
15.3k views
1 vote
You earn $28 for washing 4 cars. How much do you earn for washing 3 cars?

User Mafis
by
7.8k points

2 Answers

2 votes

Answer:

21

Explanation:

First, find the unit rate for 4 cars. 28 divided by 4 equals 7. Then, just multiply 7 by 3 and you get 21

User Joey Schluchter
by
8.3k points
3 votes

Answer:

$21

Explanation:

User Jck
by
8.1k points
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