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Algebra

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Alice travels 6 times faster than Bill. Traveling in opposite directions, they are 714 miles apart after 6 hours. Find their rates of travel.

  • Algebra - ,

    bill's speed --- x mph
    Alice's speed -- 6x mph

    After 5 hrs.
    bill has gone 5x
    Alice has gone 30x

    5x+30x=714
    x = 20.4

    Bill went at 20.4 mph
    Alice went at 122.4 mph

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