Question 13 (10 points) At the beginning of the year, Shults Company had the following standard cost sheet for one of its plastic products: The actual results for the year are as follows: 1. Units produced: 350000 2. Materials purchased: 930000 kilograms (@) $15.10 3. Materials used: 925000 kilograms 4. Direct labour: 725000 hours @ \$19.85 Required: 1. Compute price and usage variances for materials. [5 Marks] 2. Compute the labour rate and labour efficiency variances. [5 Marks] [Total marks for Question 4: 10 marks]