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Answered

Carmen purchased prepaid phone card for $15 long distance call 13 cents a minute using this card Carmen used her credit card only once to make a long-distance call . If the remaining credit on her card is $10.32 how many minutes did I call last ?

Answer :

Data Input

Prepaid phone card for $15

Long-distance call 13 cents a minute

Remaining credit on her card is $10.32

Procedure

Total cost call = 15 - 10.32

Total cost call = 4.68

Total minutes = 4.68/0.13

Total minutes = 36

Answer

36 minutes

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