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#1 A family has two cars. The first car has a fuel efficiency of30 miles per gallon of gas and the second has a fuel

#1 A family has two cars. The first car has a fuel efficiency of30

miles per gallon of gas and the second has a fuel efficiency of15

miles per gallon of gas. During one particular week, the two cars went a combined total of1200

miles, for a total gas consumption of60

gallons. How many gallons were consumed by each of the two cars that week?

#2The sum of two numbers is24.One number is2times as large as the other. What are the numbers?

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