What is the IRR for the following cash flow stream? (Blackboard will yell at you about the units (%), when tested it looks like adding the units or leaving the units off of this problem makes no difference in the grading. Do NOT answer in decimal form!) Year 0: $-8019 --- Year 1: $2808 --- Year 7: $2006 --- Year 10: $2370 What is the payback period (in annual terms) of the following cashflow stream? Year 0: $-458 Year 4: $605 Year 8: $-535 Year 10: $597 Year 16: $921 What is the payback period (in annual terms) of the following cashflow stream? Year 0: $-458 ents Year 4: $605 Year 8: $-535 Year 10: $597 Year 16: $921 Year 18: $674 urse