P13-4 Direct materials and direct labor variance analysis Faucet Industries Inc. manufactures faucets in a small manufacturing facility. The faucets are made from zinc. Faucet Industries has 60 employees. Each employee presently provides 36 hours of lab Instructions Determine (a) the standard cost per unit for direct materials and direct labor; (b) the price variance, quantity variance, and total direct materials cost variance; and (c) the rate variance, time variance, and total direct labor cost variance