Shamrock Industries has the following patents on its December 31, 2019, balance sheet. Patent Item Initial Cost Date Acquired Useful Life at Date Acquired Patent A $41,820 3/1/16 17 years Patent B $15,600 7/1/17 10 years Patent C $16,800 9/1/18 4 years The following events occurred during the year ended December 31, 2020. 1. Research and development costs of $235,000 were incurred during the year. 2. Patent D was purchased on July 1 for $45,372. This patent has a useful life of 91/2 years. 3. As a result of reduced demands for certain products protected by Patent B, a possible impairment of Patent B's value may have occurred at December 31, 2020. The controller for Shamrock estimates the expected future cash flows from Patent B will be as follows. Year Expected Future Cash Flows 2021 $2,050 2022 2,050 2023 2,050 The proper discount rate to be used for these flows is 8%. (Assume that the cash flows occur at the end of the year.) Click here to view factor tables Compute the total carrying amount of Shamrock' patents on its December 31, 2019, balance sheet. Total carrying amount $ e Textbook and Media Compute the total carrying amount of Shamrock' patents on its December 31, 2020, balance sheet. Total carrying amount $