(ii) Sales Mix Contribution per process hour: Large Medium Small 54.60-0.6 43.40 -0.4 28.70 +0.25 = 91 = 108.50 = 114.80 Ranking per process hour from highest to lowest Small Medium Large 2800x0.25 1500x0.4 2300x0.6 =700 hours needed = 600 hours needed = 1380 hours neede Actual Units produced per size based on available labour hours - 2500 Small Medium Large 700-0.25 600-0.4 1200-0.6 = 2800 units = 1500 units = 2000 units