PROBLEM: Show your solution. Mr. Olivar, a private rank-and-file employee, had the following income for the year 2020: 1. How much is the total exempt de minimis benefits? 2. How much is the total non-taxable (de minimis and exclusions) compensation income? 3. How much is the total net taxable compensation income? 4. How much is the total tax due and payable on or before April 15, 2021? 5. Assuming Mr. Olivar is a supervisor, how much is his total net taxable compensation income? 6. Assuming Mr. Olivar is a supervisor, how much is his total tax due and payable on or before April 15, 2021