Mathematics, 07.07.2019 04:00, granthazenp5e9mj

Karen purchased a prepaid card for 30$. long distance calls cost 17 cents a minute using this card. karen used her card only once to make a long distance call. if the remaining credit on her card is $27.28 , how many minutes did her call last

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Karen purchased a prepaid card for 30$. long distance calls cost 17 cents a minute using this card....