algrebra

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Christine purchased a prepaid phone card for . Long distance calls cost cents a minute using this card. Christine used her card only once to make a long distance call. If the remaining credit on her card is , how many minutes did her call last?

  • algrebra - eh? -

    got a little copy/paste problem there.

  • algrebra -

    Christine purchased a prepaid phone card for
    $30
    . Long distance calls cost
    12
    cents a minute using this card. Christine used her card only once to make a long distance call. If the remaining credit on her card is
    $26.64
    , how many minutes did her call last?

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