A real estate investor likes to "flip" houses. That is, he likes to buy a house at a low price and then flip" or sell the house for a higher price. The investor is looking at a foreclosed house that will cost $237,913.00 today. He will invest an additional 547,169.00 in the first year of owning the house to upgrade its features. He then believes he can sell the house for $420,802.00 at the end of the second year. What is the IRR of this investment? Submit Answer format: Percentage Round to: 2 decimal places (Example: 9.24%, % sign required. Will accept decimal format rounded to 4 decimal places (ex: 0.0924))