A manufacturing company's standard and actual costs per unit for the most recent period, during which 820 units were produced, are given below: There was no inventory of materials at the beginning or end of the period. From the above information, compute the following variances. Show whether the variance is favourable (F) or unfavourable Input all numbers as absolute (i.e. positive) numbers. Round your numbers to the nearest dollar. (1/2 marks each - 6 marks total) a. Materials price variance: Favourable Unfavourable b. Materials quantity variance: Favourable Unfavourable c. Direct labour rate variance: Favourable Unfavourable d. Direct labour efficiency variance: Favourable Unfavourable e. Variable manufacturing overhead spending variance: Favourable Unfavourable f. Variable manufacturing overhead efficiency variance: Favourable Unfavourable