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Mathematics, 29.10.2020 01:00 Korey5672

PLEASE HELP Roberto just took out a loan for $3200 at a 10.8% APR, compounded monthly, to buy a new cello, and he has agreed to make monthly payments of $88 to pay off the loan. He's wondering how much faster he would be able to pay off the loan if he changed his monthly payment to $121. Help Roberto come up with the answer. Part I: What is the periodic interest rate of Roberto's loan?

Part II: How long will it take Roberto to pay off the loan by making monthly payments of $88?
Part III: How long would it take Roberto to pay off the loan by making monthly payments of $121?
Part IV: How much faster would Roberto be able to pay off the loan by changing his monthly payment from $88 to $121?

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PLEASE HELP Roberto just took out a loan for $3200 at a 10.8% APR, compounded monthly, to buy a new...
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