John, a single taxpayer, earns $120,000 in taxable income and $10,000 in interest from an investment in Citizens Bank. Using the U.S. tax rate schedule for year 2016, (1) how much federal tax will he owe? (2) What is his average tax rate? (3) What is his effective tax rate? (4) What is his current marginal tax rate? (Round the tax rates to 2 decimal places, e.g., .12345 as 12.35%)