Susan borrowed $$5000.$ The terms of the loan were equal monthly payments at $12\%$ compounded monthly for $3$ years. After making payments for $1$ year, Susan decided to pay off the balance of the loan.

a$.$ WhatwasSusan$$smonthlypayment$?$

b$.$ HowmuchmustSusanpayattheendof$1$yeartopayoffthebalanceofthe

loan?

c$.$ How much interest did Susan save by repaying the loan in $1$ year?

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