Wilshaw Ltd is a one product firm with material cost per unit of 11.00 and labour cost per unit of 22,50. Labour cost is incurred at the rate of 11.25 per hour, and overheads are absorbed at the rate of 9.00 per labour hour. Wilshaw Ltd applies mark up to its product at a standard rate of 25% on total cost. What should the selling price be set at? 64.38 51.50 67.18 53.75