7-18 Materials and manufacturing labour variances. (LO 2) Consider the following data collected for Blakes Construction Trailers: Direct Direct Manufacturing Materials Labour Costs incurred: Actual inputs X actual rates $200,000 $90,000 Actual inputs X standard rates 214,000 86,000 Standard inputs allowed for actual outputs x standard rates 225,000 80,000 Required Compute the rate, efficiency, and flexible-budget variances for direct materials and direct manufacturing labour