Problem 4 According to the Internal Revenue Code, bonus depreciation under $168(k) is mandatory. Explain. Problem 5 Joseph Enterprises purchased twelve desktop computers for business use. Each computer cost $1,350. As you recommended, Joseph Enterprises purchased each computer separately. Explain. Problem 6 Eddie inherited an individual retirement account worth $225,000 in 2020. Under the Secure Act that was passed in 2019, Eddie will need to withdraw the entire balance within 10 years of this inheritance. How much is Eddie's basis in the account? How much income does Eddie recognize if he withdraws the entire $300,000 balance in 2030