Huron Company produces a commercial cleaning compound known as Zoom. The direct materials and direct labor standards for one unit of Zoom are given below: Standard Quantity or Hours Standard Price or Rate Standard Cost Direct materials 4.6 pounds $ 2.50 per pound $ 11.50 Direct labor 0.2 hours $ 18.00 per hour $ 3.60 During the most recent month, the following activity was recorded: Twenty thousand pounds of material were purchased at a cost of $2.35 per pound. All of the material purchased was used to produce 4,000 units of Zoom. 750 hours of direct labor time were recorded at a total labor cost of $14,925. Required: 1. Compute the materials price and quantity variances for the month. 2. Compute the labor rate and efficiency variances for the month.