John is the head of a football team, one of his activities is to buy a $ 10M irrigation system in the stadium. A friend reminds him that he is not depreciating and it depreciates immediately. The irrigation system MACRS is depreciated with a 10-year depreciation. He wants to present a few season tickets worth $ 20,000 to thank his friend. How many season tickets can John give his friend today without loss, as he agreed to sell this system for $ 5M after 4 years? Its MARR is 15% and its corporate tax is 22%.