The manufacturing costs of Mocha Industries for 3 months of the year are as follows: April May Total Cost Production $105,044 109,433 1,920 units 2,690 3,900 June 116,330 Using the high-low method, determine the (a) variable cost per unit and (b) the total fixed costs. Round "Cost per unit" answer to two decimal places. a. Variable cost per unit per unit b. Total fixed costs