Exercise 18-2 Shingle Enterprises is considering manufacturing a new product. It projects the cost of dir ect materals and rent for a range of output as shown below. Rent Direct in Units Expense Materials 1,000 $ 5,000 4,000 7,200 3,000 8,000 6,000 8,000 Output 2,000 5,000 4,000 5,000 8,000 10,000 6,000 7,000 8,000 9,000 10,000 29,300 10,000 10,000 35,000 11,000 10,000 44,000 8,000 8,000 12,000 8,00014,000 8,000 16,000 Your answer is incorrect. Try again. Determine the relevant range of activity for this product The relevart range of sctivity for this roduct 1,000 2,000unts NK TO TEX A Rig 9.0