The manufacturing cost of Mocha Industries for three months of the year are provided below April May June July Total Cost $ 63,100 80.920 100,900 7 Production 1.100 units 1.800 2,600 2,500 Using the high-low method determine the (a) variable cost per unit. (b) the total feed costs for May and to the total costs for June (pt) Instruction: Enter the amount only. Thus, no thousand separator or dollar sign. (pts) A: The variable cost per unit is s 12. Round to the nearest dollar. Thus, no decimal.) B: The fixed costs for May is The total costs for July is