Lionel has to pay a penalty for filing his taxes late. The IRS charges 4% in interest for each month the payment is late. Lionel's original tax bill was $6,000, but he now owes $12,154.9. How many years late is his payment? (Click to select) 1.2 years 18.0 years 1.5 years 1.8 years 2.2 years