Chapter 13 Practice Colorado Business Tools manufactures calculators. Costs incurred in making 9.470 calculators in February included manufacturing overhead. The total absorption cost percutor was $10.50 of Red 107 points Required: a. Calculate the variable cost per calculator (Do not round fremmediate calculations, Round your answer to 2 decimal places b. The ending inventory of calculators was 860 units higher at the end of the month than the beginning of the monthly how much and in what direction higher or lower) would operating income for the month of February bederent under variable costing than under absorption costing Do not round Intermediate calculations.) 2 decimales 2. Express the calculator Cost in a cost formula (Do not round Intermediate calculations. Round Variable ces Talon