• Lumber Liquidators bought 240 cases of oak hardwood flooring at an auction for $19,200.00. This means that each case had the same cost. Back at the store, the cases were sorted into good quality, seconds and sub-standard. The 134 good quality cases were sold at a mark-up of 105% of cost, the 79 cases classified as seconds were sold at a mark-up of 28% of costs and the remaining cases classified as substandard were sold at 65% of their cost. REQUIRED (a) What was the unit selling price for each of the three classifications? (5 marks) (b) If overhead is 34% of cost, what was the amount of profit realized on the purchase? (5 marks) (c) What was the average rate of mark-up based on the selling price at which the cases were sold?