Martina purchased a prepaid phone card for $20. Long distance calls cost 22 cents a minute
using this card. Martina used her card only once to make a long distance call.
If the remaining credit on her card is $9.66, how many minutes did her call last?

Question

04-10-2022
Mathematics

Answered

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Martina purchased a prepaid phone card for $20. Long distance calls cost 22 cents a minute
using this card. Martina used her card only once to make a long distance call.
If the remaining credit on her card is $9.66, how many minutes did her call last?

Sagot :

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