The contribution format income statement for Strickland, Inc., for its most recent period is given below: Total Unit Sales Variable expenses $990,000 $49.50 594,000 29.70 Contribution margin Fixed expenses 396,000 318,000 19.80 15.90 Net operating income Income taxes @ 40% 78,000 31,200 3.90 1.56 Net income $ 46,800 2.34 The company had average operating assets of $503,000 during the period Required 1. Compute the company's return on investment (ROl) for the period using the ROl formula stated in terms of margin and turnover. (Round your intermediate calculations and final answer to 2 decimal places (i.e., 0.1234 should be entered as 12.34).) Ol