SOLUTION: Suppose that the distance a car travels varies directly with the amount of gasoline it uses. A certain car uses 9 gallons of gasoline to travel 234 miles. How many miles can the ca
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Question 382184: Suppose that the distance a car travels varies directly with the amount of gasoline it uses. A certain car uses 9 gallons of gasoline to travel 234 miles. How many miles can the car travel if it has 23 gallons of gasoline?
Found 2 solutions by vleith, stanbon:
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Use a ratio
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Suppose that the distance a car travels varies directly with the amount of gasoline it uses. A certain car uses 9 gallons of gasoline to travel 234 miles. How many miles can the car travel if it has 23 gallons of gasoline.
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d = kg
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A certain car uses 9 gallons of gasoline to travel 234 miles.
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234 = k*9
So, k = 234/9
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Equation for that car
d = (234/9)g
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How many miles can the car travel if it has 23 gallons of gasoline.
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d = (234/9)*23
d = 598 miles
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Cheers,
Stan H.
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