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Rosa earns $12 per hour. In 7.5 hours, she will earn x dollars. Which is a valid proportion that can be used to solve the problem?

StartFraction x over 12 EndFraction = StartFraction 1 over 7.5 EndFraction
StartFraction 1 over 12 EndFraction = StartFraction x over 7.5 EndFraction
StartFraction 12 over 1 EndFraction = StartFraction x over 7.5 EndFraction
StartFraction 12 over 1 EndFraction = StartFraction 7.5 over x EndFraction

Answer :

Answer:

90

Step-by-step explanation:

I got it off of goggle-

wcinader26

Answer: C

Step-by-step explanation:

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