Linda purchased a prepaid phone card for 20$ . Long distance calls cost 13 cents a minute using this card. Linda used her card only once to make a long distance call. If the remaining credit on her card is 15.19 , how many minutes did her call last?
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Linda purchased a prepaid phone card for 20$ . Long distance calls cost 13 cents a minute using this card. Linda used her card only once to make a long distance call. If the remaining credit on her card is 15.19 , how many minutes did her call last?
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