KAYAK Corporation makes a product with the following standard costs: Standard Quantity Stnd Price/Rate per unit of Measure Direct Materials (Lbs) 2.50 lbs $4.50/lb Direct Labor (Hrs) 0.40 hrs/unit $19.00/hr Variable OH Costs (based on Hrs) 0.40/hr $4.25/hr Actual Results: 9,000 units produced Direct material - $4.25 per lb for Total Cost of $114,750 Direct Labor - Total Cost of $87,750 with average labor rate of $19.50 Total Overhead Cost of $18,900 allocated based on direct labor hours Required: a. Compute the total product cost variance, in total. (7.5pts) b. Compute the total materials quantity variance. (5pts) c. Compute the materials price variance. (5pts) d. Compute the total labor efficiency variance. (5pts) e. Compute the labor rate variance. (5pts) f. Compute the total variable overhead efficiency variance. (5pts) g. Compute the variable overhead rate variance. (5pts)