A fully amortizing mortgage loan is made for $80,000 at 6 percent interest for 25 years. Payments are to be made monthly. Calculate:

e) Total monthly interest and principal payments through year 10. (answer: interest = 44,544 principal = 19,627 ) f) What would the breakdown of interest and principal be during month 50?(answer: interest = 381.84 principal = 152.93)

Please don't use excel and calculate by hand. Thank you!