3) Todco planned to produce 3,000 units of its single product, Teragram, during November. The standard specifications for one unit of Teragram include six pounds of material at $0.30 per pound. Actual production in November was 3,100 units of Teragram. The accountant computed a favorable materials purchase price variance of $380 and an unfavorable materials quantity variance of $120. Based on these variances, one could conclude that: A. the actual cost of materials was less than the standard cost. B. more materials were used than were purchased. C. more materials were purchased than were used. D. the actual usage of materials was less than the standard allowed. 4) The materials quantity variance should be computed: A. based upon the amount of materials used in production. B. when materials are purchased. C. based upon the difference between the actual and standard prices per unit times the actual quantity used. D. only when there is a difference between standard and actual cost per unit for the materials