-20 High-low method-missing amounts The following data have been extracted 06 from the records of Puzzle Inc.: Production level, in units Variable costs Fixed costs Mixed costs Total costs February 10,000 $24.000 ? 20.000 $80.000 August 20.000 $ ? 36,000 ? S118,000 Required: a. Calculate the missing costs. b. Calculate the cost formula for mixed cost using the high-low method. c. Calculate the total cost that would be incurred for the production of 16,000 units. d. Identify the two key cost behavior assumptions made in the calculation of your answer to part e