Mickley Corporation produces two products, Alpha6s and Zeta7s, which pass through two operations, Sintering and Finishing. Each of the products uses two raw materials X442 and Y661. The company uses a standard cost system, with the following standards for each product (on a per unit basis): Information relating to materials purchased and materials used in production during May follows: The following additional information is avallable: a. The company recognizes price variances when materials are purchased. b. The standard labor rate is $22.00 per hour in Sintering and $1810 per hour in Finishing. c. During May, 1,200 direct labor-hours were worked in Sintering at a total labor cost of $27,240, and 2,870 direct labor-hours were worked in Finishing at a total labor cost of $60,270. d. Production during May was 1,700 Alpha6s and 1,800 Zeta 75 1. Complete the standard cost card for eoch product, showing the standard cost of direct materials and direct labor. Required: 2. Compute the materials price and quantity variances for each material. 3. Compute the labor rate and efficiency variances for each operation