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11-05-2014
Mathematics

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A car uses one gallon of gasoline for every 20 miles it travels. If a gallon of gasoline costs $3.98, how much will the gas cost, to the nearest dollar, to travel 180 miles?

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blueju2 blueju2

11-05-2014

$x/180mi=$3.98/20mi.
180/20=9
so 3.98(9)=$ for 180 miles.
3.98(9)=$35.82

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