Consider a $329,000; 4.2%; 30 year mortgage. (monthly payment
and monthly compounding).
a. If a borrower submits an extra $10,000 towards principal
along with the 36th payment, and if all other payments are made
according to schedule, what's the projected balance at the end of
the 5th year?
b. (Ignoring 5a) If you just turned 23 years old on the day this
30-year mortgage was originated, but would like to have the entire
mortgage paid off by the time you...