Simba Company's standard materials cost per unit of output is $10.25 (2.50 pounds x $4.10). During July, the company purchases and uses 2,400 pounds of materials costing $12,720 in making 1,200 units of finished product. Compute the total, price, and quantity materials variances. (Round per unit values to 2 decimal places, e.g. 52.75 and final answers to O decimal places, e.g. 52.) Total materials variance $ $ Materials price variance $ Materials quantity variance $ $