D Question 11 5 pts Which of the following would probably be the most accurate measure of activity to use for allocating the costs associated with a factory's purchasing department? O orders processed O cost of material purchased O none of the above D Question 12 5 pts Koelsch Corporation's only product sells for $170 per unit. Its current sales are 43,600 units and its break-even sales are 39.240 units Compute the margin of safety in dollars O 741200 743100 O none of the above O none of the above D Question 13 5 pts Koelsch Corporation's only product sells for $170 per unit. Its current sales are 43,600 units and its break-even sales are 39,240 units. Compute the margin of safety % o 15% 20% O none of the above D Question 14 5 pts Lopp Corporation produces and sells a single product. Data concerning that product appear below: 22000