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I used 8 gallons of gas when I drove for 240 miles. How many gallons of gas are needed to drive 720 miles??

  • math -

    Cross multiply and solve for x.

    8/240 = x/720

  • math -

    I. Don't know

  • math -

    8/240=x/720
    240x=5760

    240x/240= 5760/240
    x=24

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