Answer each of these unrelated questions.

a. On January 1, 2020, Fishbone Corporation sold a building that cost $250,000 and that had accumulated depreciation of $100,000 on the date of sale. Fishbone received as consideration a $240,000 non-interest-bearing note due on January 1, 2023. There was no established exchange price for the building, and the note had no ready market. The prevailing rate of interest for a note of this type on January 1, 2020, was 9%. At what amount should the gain from the sale of the building be reported?

b. On January 1, 2020, Fishbone Corporation purchased 300 of the $1,000 face value, 9%, 10-year bonds of Walters Inc. The bonds mature on January 1, 2030, and pay interest annually beginning January 1, 2021. Fishbone purchased the bonds to yield 11%. How much did Fishbone pay for the bonds?

c. Fishbone Corporation bought a new machine and agreed to pay for it in equal annual installments of $4,000 at the end of each of the next 10 years. Assuming that a prevailing interest rate of 8% applies to this contract, how much should Fishbone record as the cost of the machine?

d. Fishbone Corporation purchased a special tractor on December 31, 2020. The purchase agreement stipulated that Fishbone should pay $20,000 at the time of purchase and $5,000 at the end of each of the next 8 years. The tractor should be recorded on December 31, 2020, at what amount, assuming an appropriate interest rate of 12%?

e. Fishbone Corporation wants to withdraw $120,000 (including principal) from an investment fund at the end of each year for 9 years. What should be the required initial investment at the beginning of the first year if the fund earns 11%?