Mathematics, 19.02.2021 23:00 rivman10
Company A sells a 500-minute prepaid calling card for $30. Company B sells a 1,000-minute calling card for $50. How can you determine the better buy without finding the unit price? Please help asap!! Will give 19 points!
Answers: 1
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Company A sells a 500-minute prepaid calling card for $30. Company B sells a 1,000-minute calling ca...
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