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4. A plumber charges a flat rate of $50 and $25 an hour for the work. The plumber received $150 for his services. How many hours did the plumber work?
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4. A plumber charges a flat rate of $50 and $25 an hour for the work. The plumber received $150 for his services. How many hours did the plumber work?

User Siulkilulki
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2 Answers

6 votes
He gets $25 per hour and receives $150 for the work.

150 (earnings) / 25 (per hour) = 6

The plumber worked for 6 hours.

(if you still don't understand something, I'm all ears! :)
User Smartmouse
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6 votes
The plumber worked 4 hours.
User Andreask
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8.0k points
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