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27 January, 14:49

Set up a proportion and solve. A car average 12 gallons of gasoline for each 420 miles driven. How much gasoline will it need for a 3,360 mile trip?

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  1. 27 January, 15:18
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    12g/420m = x/3360 m =

    cross multiply

    420x = 40320

    40320/420 =

    x = 96 gallons of gasoline is needed for 2,260 mile trip.
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