Mathematics, 24.12.2020 07:30 meadowsoares7

Teresa purchased a prepaid phone card for $30. Long distance calls cost 22 cents a minute using this card. Teresa used her card only once to make a long distance call. If the remaining credit on her card is $22.74, how many minutes did her call last?

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Teresa purchased a prepaid phone card for $30. Long distance calls cost 22 cents a minute using this...