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Jared is building a tree house. He pays $75 for materials and pays his friend $12 per hour to help him. If Jared spends a total of $129 on building his tree house, for how many hours did his friend work on it?

User JoshuaJ
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1 Answer

3 votes
The answer is 4.5 hours

129-75=54
54 divided by 12=4.5
User Andoni Da Silva
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