majailaharris200
28.06.2019 •
Mathematics
Tammy purchased a prepaid phone card for $30. long distance calls costs 11 cents a minute using this card. tammy used her card only once to make a long distance cal. if the remaining credit on her card is $27.14, how many minutes did her call last?
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Ответ:
26 minutes
Step-by-step explanation:
30-$.11x=27.14
27.14-30+2.86
2.86=amount of money
2.86 divided by .11=26
Ответ: