Dog Bone Bakery, which bakes dog treats, makes a special biscuit for dogs. Each biscuit uses 0.75 cup of pure semolina flour. They buy 4,000 cups of four at $0.50 per cup. They use 3,550.5 cups of four to make 4,750 biscuits. The standard cost per cup of four is 50.49. A. What are the direct materials price variance, the direct materials quantity variances, and the total direct materials cost variance? Round your answers to two decimals. Enter all amounts as positive numbers Direct materials price variance $ Direct materials quantity variance $ Total direct materials cost variance $ B. What is the standard cost per biscuit for the semina Unfavorable ound your answer to four decimals. $