Max Wholesaler borrowed $11,000 on a 6%, 120-day note. After 45 days, Max paid $3,850 on the note. Thirty days later, Max paid an additional $3,300. Use ordinary interest. a. Determine the total interest use the U.S. Rule. (Do not round intermediate calculations. Round your answers to the nearest cent.) Total interest amount $ b. Determine the ending balance due use the U.S. Rule.(Do not round intermediate calculations. Round your answers to the nearest cent.) Ending balance due