Ziegler inc, has decided to use the high-low method to estimate the total cost and the fixed and variabie cost components of the total cost. The data for various leveis of production are as follows: a. Determine the variable cost per unit and the total fixed cost. Variable cost: (Round to the nearest doliar.) Total fixed cost: b. Based on part (o), estimate the total cost for 1,300 units of production. Total cost for 1,300 units