Firm OCS sold business equipment with a $20,000 initial cost basis and $7,315 accumulated tax depreciation. In each of the following cases, compute OCS's recaptured ordinary income and Section 1231 gain or loss on the sale. Required: a. Amount realized was $10,000. b. Amount realized was $13,000. c. Amount realized was $17,500. d. Amount realized was $22,500. Note: For all requirements, losses should be indicated with a minus sign. Leave no cell blank. Enter "O" for cells that do not have an amount