4. (SHOW YOUR COMPLETE WORK) Joyce Lee, an IRS auditor, took 60 minutes to process the first tax return. If the IRS uses an 85% learning rate for this task, how long should it take Joyce to process a. the 13th tax return? [2 points) b. the 25th tax return? [2 points) c. the 50th tax return? [2 points) d. the first 13 tax returns? [2 points] e, the first 25 tax returns? [2 points) f. the first 50 tax returns? [2 points) g. the tax returns 14th through 25th [5 points) h. the tax returns 26th through 502 [5 points) 5. Read about a project that was heavily mismanaged from the sources of your choice (e.g., books, magazines, newspapers, Internet, journals), identify and list the problems faced in the project, and explain why it faced these problems. Cite your sources. [8 points)