Q:Packstar Company produces ready-to-cook oatmeal. Each carton of oatmeal requires 24 ounces of rolled oats per carton (the unit quantity standard) andQ:During the last six weeks, the actual costs of materials were as follows:Week 1 $47,500 Week 4 $50,000Week 2 $52,500 Week 5 $60,000Week 3 $60,000Q:Lata Inc., produces aluminum cans. Production of 12-ounce cans has a standard unit quantity of 4 ounces of aluminum per can. During the month ofQ:Refer to the data provided in Cornerstone Exercise 10-22.Required:Calculate the materials price and usage variances using the columnar and formulaQ:Lata, Inc. produces aluminum cans. Each can has a standard labor requirement of .03 hours. During the month of April, 250,000 cans were producedQ:Refer to the data provided in Cornerstone Exercise 10-24.Required:Calculate the labor rate and efficiency variances using the columnar and formulaQ:Stillwater Designs rebuilds defective units of its S12L7 Kicker speaker model. During the year, Stillwater rebuilt 5,000 units. Materials and laborQ:Sommers Company uses the following rule to determine whether materials usage variances should be investigated: A materials usage variance will beQ:Bolsa Corporation produces high-quality leather belts. The company uses a standard cost system and has set the following standards for materials andQ:Refer to the data provided in Exercise 10-28.Required:Break down the total variance for materials into a price variance