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25 January, 02:40

Jenny purchased a prepaid phone card for $30. long distance calls cost 24 cents a minute using this card. jenny used her card only once to make a long distance call. if the remaining credit on her card is $20.16, how many minutes did her call last

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  1. 25 January, 02:51
    0
    30 (total card) - 20.16 (remaining credit)

    30 - 20.16 = 9.84

    9.84 divided by. 24 (cents a minute)

    9.84 /.24 =

    41

    Jenny's call lasted 41 minutes.
  2. 25 January, 03:04
    0
    It would be 29 minutes on the dot
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