Mathematics, 20.02.2021 23:40 atkinsonsinbraz
Two mechanics worked on a car. The first mechanic worked for 20 hours, and the second mechanic worked for 5 hours. Together they charged a total of $2150. What was the rate charged per hour by each mechanic if the sum of the two rates was $145 per hour?
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Two mechanics worked on a car. The first mechanic worked for 20 hours, and the second mechanic worke...
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