asked 193k views
1 vote
Lisa purchased a prepaid phone card for $25. Long-distance calls cost $.21 a minute using this card. Alyssa used her card only wants to make a long distance call. If the remaining credit on her card is $20.59, how many minutes did her call last?

asked
User Daryus
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7.6k points

1 Answer

7 votes
21 minutes
You have to take away 25-20.59 then divide the answer by 0.21
answered
User Arikan
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6.8k points

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