7. The four mutually exclusive alternatives below are being compared using the Incremental Internal Rate of Return (AIRR) method. What alternative, if any, should be selected if the MARR is set at 7.9% and tell why? Note that the chart is read as Column 1 minus Column 4,5,6 or 7; i.e. Alt K-Alt J yields AIRR of 9.25%. (2 answers) Initial Investment Alternative IRR AIRR When Compared with Alternative K L M J J K L M $40K $50K $66K $90K 7.75% 7.59% 7.80% 7.05% 9.25% 9.15% 3.14% 2.14% 11.33% 7.26% 7. The four mutually exclusive alternatives below are being compared using the Incremental Internal Rate of Return (AIRR) method. What alternative, if any, should be selected if the MARR is set at 7.9% and tell why? Note that the chart is read as Column 1 minus Column 4,5,6 or 7; i.e. Alt K-Alt J yields AIRR of 9.25%. (2 answers) Initial Investment Alternative IRR AIRR When Compared with Alternative K L M J J K L M $40K $50K $66K $90K 7.75% 7.59% 7.80% 7.05% 9.25% 9.15% 3.14% 2.14% 11.33% 7.26%