The manufacturing costs of Calico Industries for three months of the year are provided below: Total Cost Production (units) April $112,600 May 89,000 100,500 277,100 160,900 236,800 June Using the high-low method, the variable cost per unit and the total fixed costs are Oa. $0.36 per unit and $28,590 Ob. $0.20 per unit and $57,180 Oc. $3.60 per unit and $5,718 Od. $2.00 per unit and $5,718