Overseas bank is pooling 50 similar and fully amortized mortgages into a pass-through security. The face value of each mortgage is $100,000 paying 180 monthly interest and principal payments at a fixed rate of 9 percent per annum.

a. What is the monthly payment on the mortgage pass-through?

b. For the first monthly payment, what are the interest and principal portions of the payment?

c. If the entire mortgage pool is repaid after the second month, what is the second month's interest and principal payments?

D. What is the monthly payment received by investors of the mortgage pass-through if the FI deducts a 50 basis points servicing fee?