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If you buy a necklace for $400 on your credit card, which charges 21.3% simple interest, how much interest will be added after 15 months?

If you buy a necklace for $400 on your credit card, which charges 21.3% simple interest-example-1
User Jrotello
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1 Answer

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Answer:

C

Explanation:

400*0.213=85.2

User Donnamarie
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