Direct Materials, Direct Labor, and Factory Overhead Cost Vanance Analysis Mackinaw Inc processes a base chemical into plastic. Standard costs and actual costs for direct materials, direct labor and factory overhead incurred for the manufacture of 78,000 units of product were as follows: Actual Costs Direct materials 200,800 lbs. at $4.70 19,950 hrs, at $18.10 Direct labor Factory overhead Standard Costs 202,800 lbs at $4.90 19,500 hrs at $17.70 Rates per direct labor based on 100% of normal capacity of 20,350 direct labor hrs. Variable cost, $3.00 Fixed cost, $4.70 $57,920 variable cost $95,645 fixed cost Each unit requires 0.25 hour of direct labor Required: a. Determine the direct materials price variance, direct materials quantity variance, and total direct materials cost variance. Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number. Direct Materials Price Variance Direct Materials Quantity Variance Total Direct Materials Cost Variance b. Determine the direct labor rate variance, direct labor time variance, and total direct labar cost variance, Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number, Direct Labor Rate Variance Direct Labor Time Variance Total Direct Labor Cost Variance c. Determine the variable factory overhead controllable variance, fixed factory overhead volume variance, and total factory overhead cost variance. Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number Vanable factory overhead controllable variance Fixed factory overhead volume variance Total factory overhead cost variance