Exercise 5-2 Shingle Enterprises is considering manufacturing a new product. It projects the cost of direct materials and rent for a range of output as shown below Output Rent Direct in Units Expense Materials 1,000 $5,730 4,584 5,730 9,168 9,168 9,168 9,168 9,168 9,168 11,460 2,000 3,000 4,000 5,000 6,000 7,000 8,000 9,000 10,000 11,460 11,000 8,251 7,800 10,400 13,000 15,600 18,200 20,800 33,578 40,110 50,424 11,460 [ Your answer is correct. Determine the relevant range of activity for this product The relevant range of activity for this product 3,000- 8,000 units