I know the answers are

n/r 400,000

discount n/r 178,835.03

service rev 221,164.97

but how would i set up an amortization schedule?

It rendered services in exchange for a 3%, 8-year promissory note having a face value of $400,000 (interest payable annually).

Agincourt Inc. recently had to pay 8% interest for money that it borrowed from British National Bank. The customers in these two transactions have credit ratings that require them to borrow money at 12% interest.