E9-15 (Algo) Determining Actual Costs, Standard Costs, and Variances [LO 9-3, 9-4] Amber Company produces iron table and chair sets. During October, Amber's costs were as follows: Required: 1. Calculate the total cost of purchases for October: 2 Compute the difect materiats price varlance based on the actual quantity purchased. 3. Calculate the direct materials quantity variance based on the actual quantity used. 4. Compute the standard direct labor rate for October. 5. Compute the direct labor efficiency variance for October. Complete this question by entering your answers in the tabs below. Compute the direct labor efficiency variance for October. Note: Rosind your Intermediate calculation to 2 decimal places. Indicate the effect of each variance by selecting " r" for tavorable, "U" tor unfavorable, and "None" for no effect (t.e., zero variance)