Sandra Company accumulates the following data concerning raw materials in making its finished product. (1) Price per pound of raw materials is net purchase price $3.30, freight-in $0.7, and receiving and handling $0.4. (2) Quantity per gallon of finished product is required materials 3.7 pounds and allowance for waste and spoilage 0.8 pounds. Compute the following. (Round answers to 2 decimal places, es. 1.25.) (a) Standard direct materials price per pound of raw materials. (b) Standard direct materials quantity per gallon. (c) Total standard materials cost per gallon