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A plumber charges $55 for a service call plus $35 per hour. if the plumber’s bill was $160, how many hours was he there?

A plumber charges $55 for a service call plus $35 per hour. if the plumber’s bill was $160, how many hours was he there?
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a plumber charges $55 for a service call plus $35 per hour. if the plumber’s bill was $160, how many hours was he there?

User TheForbidden
by
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2 Answers

2 votes
It is three hours. If you go to a calculator, and add 55 + 35 you get $90. So, you keep adding +35 until you get your answer, and how many times you put (+35) is how many hours.
User Ayelet
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8.1k points
1 vote
he was there for 3 hours cause 3 x 35 = 105 but 105 + 55 = 160
User Prashant Kankhara
by
8.8k points
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