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A plumber charged $78 for 4 hours' work. What is his rate per hour?
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A plumber charged $78 for 4 hours' work. What is his rate per hour?

User Vamshi Vangapally
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5 votes
19.50 dollars per hour. Divide 78 by 4. You will get 19 add a decimal and add a 0 to the remainder of 2. You will get 19.5
User KyL
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$19.50 an hour. $78/4 hours is 19.5
User Emre Kabaoglu
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