Exercise 10-22 Straightforward Computation of Variances LO 10-1, 10-3) Saskatewan Can Company manufactures recyclable soft-drink cans. A unit of production is a case of 12 dozen cans. The following standards have been set by the production-engineering staff and the controller. Direct labor: Direct material: Quantity, 25 hour Quantity, 4 kilograms Rate, $16 per hour Price, 5.80 per kilogram Actual material purchases amounted to 240,000 kilograms at $.81 per kilogram. Actual costs incurred in the production of 50.000 units were as follows: Direct labor: $211.900 for 13,000 hours Direct material: $170,100 for 210,000 kilograms Chapter 10 Standard Costing and Analysis of Direct Costs 461 Required: 1. Use the variance formulas to compute the direct-material price and quantity variances, the direct- material purchase price variance, and the direct-labor rate and efficiency variances. Indicate whether each variance is favorable or unfavorable