Mathematics, 21.07.2019 19:00 kelyanthecrafte

Jina purchased a prepaid phone card for $30 long distance calls cost nine cents a minute using this card jina used her card only once to make a long distance call if the remaining credit on her card is $27.21 how many minutes did her call last

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Jina purchased a prepaid phone card for $30 long distance calls cost nine cents a minute using this...