Christine purchased a prepaid phone card for $20. Long distance calls cost 18 cents a minute using this card. Christine used her
card only once to make a long distance call. If the remaining credit on her card is $15.68, how many minutes did her call last?
1 answer:
Answer:
4 minutes and 32 seconds
Step-by-step explanation:
card $20.00-money left over $15.68 $20.00-$15.68 4.32
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Step-by-step explanation:
