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Mathematics 17 Online
OpenStudy (anonymous):

Debbie opens a credit card with an APR of 12.17% compounded monthly. How much is charged in interest this month if her balance is $950?

OpenStudy (anonymous):

you'll need to find the effective monthly rate, and then times that by $950 to see how much is charged in interest each month \[EffectiveMonthlyRate = (1+APR)^{1/12}-1\]

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