The BMW 650i Cabiolet sells for $131,080 (tax included). BMW financial services offers a 5 year loan (with monthly payments) and the option of a final "balloon" payment at the end of the five year term. BMW charges 2.0% per annum. How big does the balloon payment have to be in order for your monthly payments to be $1000?

a) $81, 206

b) $81 406

c) $81 606

d) $81 806

e) $82 006

Please also show how adjust interest given monthly payments. m=12?