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31 October, 03:52

Mrs. Baca uses a phone card to call her relatives in Colombia. It costs her 45 cents to talk for 15 minutes. What is the call rate for the phone card? Show your work.

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  1. 31 October, 05:51
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    Answer: 3 cents per minute

    Step-by-step explanation:

    Call cost = 45 cents

    Time taken on phone call = 15 minutes

    Call rate = (Call cost / Time taken)

    = 45 cents / 15 minutes

    = 3 cents per minute

    Thus, Mrs Baca call rate for the phone card is 3 cents per minute
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