Tang Company accumulates the following data concerning raw materials in making its finished product: (1) Price per pound of raw materials - net purchase price $2.70, freight-in $0.60, and receiving and handling $0.50. (2) Quantity per gallon of finished productrequired materials 3.50 pounds, allowance for waste and spoilage 0.90 pounds. Compute the following (Round answers to 2 decimal places, eg. 1.25.) (a) Standard direct materials price per pound of raw materials. (b) Standard direct materials quantity per gallon. pounds (c) Total standard materials cost per gallon