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19 September, 07:15

Mrs. Baca uses a phone card to call her relatives in Colombia. It costs her 45 cents to talk for 15 minutes. How long can she talk for 75 minutes?

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Answers (2)
  1. 19 September, 07:26
    0
    45/15 = 3

    So 1 minute=3 cents

    75*3=225=2.25 converted

    75 minutes=$2.25
  2. 19 September, 07:28
    0
    It will cost Mr. Baca $2.25 to talk for 75 minutes.
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