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Mary purchased a prepaid phone card for $15 . Long distance calls cost 7 cents a minute using this card. Mary used her card only once to make a long distance call. If the remain…
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Mary purchased a prepaid phone card for $15 . Long distance calls cost 7 cents a minute using this card. Mary used her card only once to make a long distance call. If the remain…
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Jan 18, 2020
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Mary purchased a prepaid phone card for $15 . Long distance calls cost 7 cents a minute using this card. Mary used her card only once to make a long distance call. If the remaining credit on her card is $13.46 , how many minutes did her call last?
Mathematics
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Narendran Parivallal
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22 the call lasted minutes
Jonathanasdf
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Jan 23, 2020
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