On January 1, Boston Company completed the following transactions (use a 7% annual interest rate for all transactions): (FV of $1, PV of $1, FVA of $1, and PVA of $1) (Use the appropriate factor(s) from the tables provided.)

1. Promised to pay a fixed amount of $6,400 at the end of each year for seven years and a one-time payment of $115,800 at the end of the 7th year.
2. Established a plant remodeling fund of $490,600 to be available at the end of Year 8. A single sum that will grow to $490,600 will be deposited on January 1 of this year.
3. Agreed to pay a severance package to a discharged employee. The company will pay $75,400 at the end of the first year, $112,900 at the end of the second year, and $150,400 at the end of the third year.
4. Purchased a $172,000 machine on January 1 of this year for $34,400 cash. A five-year note is signed for the balance. The note will be paid in five equal year-end payments starting on December 31 of this year.

Required:

1. In transaction (a), determine the present value of the debt. (Round your answer to nearest whole dollar.)

3. In transaction (c), determine the present value of this obligation. (Round your answer to nearest whole dollar.)

4-a. In transaction (d), what is the amount of each of the equal annual payments that will be paid on the note? (Round your answer to nearest whole dollar.)

4-b. What is the total amount of interest expense that will be incurred? (Round your answer to nearest whole dollar.)