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): Standard Labor Time Sintering Raw Material Product Alpha6 Zeta7 X442 2.0 kilos 4.0 kilos Y661 3.4 liters 5.0 liters 0.20 hours 0.25 hours Finishing 0.80 hours 0.90 hours Information relating to materials purchased and materials used in production during May follows: Material X442 1661 Purchases Purchase Cost 15,900 kilos $ 55,650 Standard Price $3.30 per kilo 16,900 liters $ 23,660 $ 1.50 per liter Used in Production 10,400 kilos 15,800 liters The following additional information is available: a. The company recognizes price variances when materials are purchased. b. The standard labor rate is $22.00 per hour in Sintering and $20.50 per hour in Finishing. c. During May, 1,300 direct labor-hours were worked in Sintering at a total labor cost of $31,720, and 3,040 direct labor-hours were worked in Finishing at a total labor cost of $68,400. d. Production during May was 2,500 Alpha6s and 1,400 Zeta7s.