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Mathematics, 21.05.2020 03:07 davidaagurto

Mai purchased a prepaid phone card for $20. Long distadnce calls cost 8 cents a minute using this card. Mai used her card only once to make a long distance call. If the remaining credit on her card is $16.16, how many minutes did her call last?

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Mai purchased a prepaid phone card for $20. Long distadnce calls cost 8 cents a minute using this ca...
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