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Question: In a family there are two cars. The sum of the average miles per gallon obtained by the two cars in a particular week is 50. The first car has consumed 20 gallons during that week, and the second has consumed 25 gallons, for a total of 1175 miles driven by the two cars combined. What was the average gas mileage obtained by each of the two cars in that week?

First car = ? miles per gallon

Second car = ? miles per gallon

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Solution Summary

This solution provides a step by step response which illustrates how to solve for the number of miles per gallon by using the systems of equations method. All required calculations are provided in this response of about 165 words.

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Hi there!

So to reiterate the question:
In a family there are two cars. The sum of the average miles per gallon obtained by the two cars in a particular week is 50. The first car has consumed 20 ...

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