
Sam Z. answered 12/10/20
Math/Science Tutor
1250/160=125/16=7.812/hr. Since 7.812hrs were used; there's no way I'd pay for 20 hrs.
Monica T.
asked 12/10/20Two mechanics a car. The first mechanic worked for 5 hours and the second mechanic worked for 15 hours. Together they charged a total of $1250. What was the rate charged per hour by each mechanic if the sum of the two rates was $160 per hour?
Sam Z. answered 12/10/20
Math/Science Tutor
1250/160=125/16=7.812/hr. Since 7.812hrs were used; there's no way I'd pay for 20 hrs.
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