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30-10-2015
Mathematics

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Michael drove 420 miles using 18 gallons of gas. At this rate how many gallons of gas would he need to drive 357 miles?

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romington1999 romington1999

30-10-2015

cross multiplication
420/18 357/x
420*x = 357*18
420x=6426
/420 /420
x=15.3 gallons

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