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OpenStudy (anonymous):
A family has two cars. The first car has a fuel efficiency of 15 miles per gallon of gas and the second has a fuel efficiency of 25 miles per gallon of gas. During one particular week, the two cars went a combined total of 725 miles, for a total gas consumption of 35 gallons. How many gallons were consumed by each of the two cars that week?
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OpenStudy (anonymous):
20*25=500 15*15=225 500+225=725
OpenStudy (anonymous):
20 gallons in the more efficient car, and 15 gallons in the less efficient car.
OpenStudy (anonymous):
Do you get it?
OpenStudy (anonymous):
yes thanks!
OpenStudy (anonymous):
Your welcome.
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