Roger Sterling has decided to buy an ad agency and is going to finance the purchase with seller financing -that is, a loan from the current owners of the agency. The loan will be for $ 2 ,300 ,000 financed at an APR of 10 percent compounded monthly. This loan will be paid off over 4 years with end-of-month payments, along with a $ 400 ,000 balloon payment at the end of year 4. That is, the $ 2.3 million loan will be paid off with monthly payments, and there will also be a final payment of $ 400 000 at the end of the final month. How much will the monthly payments be? a. How much of the loan will be paid off by the final $400 ,000 payment? b. How much of the loan must be paid off by the equal monthly payments? c. How much will the monthly payments be?