The engineering design and testing group for Honda Corp. does contract-based work for automobile manufacturers throughout the world. During the last 3 years, the net cash flows for contract payments have varied widely, as shown below, primarily due to a large manufacturer's inability to pay its contract fee 5 Year 0- 10 Cash Flow ($1000). +2000 -500 -8100 +6800 What is (are) IRR (it) value(s) using Excel Spreadsheet? 1. 6.45% 2.7.4596 and 20% 3. 42.3596 4, 7.47% and 41.35% 5. None of the above