Duff Beer is considering the purchase of a new blimp to lure Homer into Moe's Tavern more often. Cash flows associated with the purchase are presented below. Determine the IRR. Year Cash Flow 0 1 $(2,000) $1,000 2 $750 3 $500 4 $250 5 9 30 -$250 O 9.47% O 7.73% O 4.30% O 6.23%