Oddo Corporation makes a product with the following standard costs: Standard Quantity or Hours Standard Cost Per Unit Standard Price or Rate Direct Materials Direct Labor Variable Overhead 3.0 ounces 0.7 hours 0.7 hours $7.00 per ounce $20.00 per hour $5.00 per hour $21.00 $14.00 $ 3.50 The company reported the following results concerning this product in December: Originally budgeted output Actual output Raw materials used in production Actual direct labor-hours Purchases of raw materials Actual price of raw materials Actual direct labor rate Actual variable overhead rate 4,400 units 4,200 units 12,820 ounces 3,160 hours 14.500 hours $6.80 per ounce $18.30 per hour $5.10 The company applies variable overhead on the basis of direct labor hours. 1. What is the materials quantity variance for December? 2. What is the materials price variance for December? 3. What is the materials spending variance