isaac7vega isaac7vega

26-10-2022
Mathematics

Answered

The gas mileage for snow plow A is 5 miles per gallon, and the gas mileage for snow plow B is 8
miles per gallon. The drivers of these two plows only have 7 gallons of fuel in total. If they put
9A gallons in plow A and gg gallons in plow B, and they must each drive at least 20 miles
today, then they must satisfy the following inequalities:
9A + 9B 7
59A 20
89B 20
Which of the following fuel distributions will work for the drivers?

Answer :

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