Baird Corporation's balance sheet indicates that the company has $520,000 Invested in operating assets. During the year, Baird earned operating income of $54,080 on $1,040,000 of sales. Required a. Compute Baird's profit margin for the year. b. Compute Baird's turnover for the year. c. Compute Baird's return on investment for the year. d. Recompute Baird's ROI under each of the following independent assumptions: (1) Sales Increase from $1,040,000 to $1,248,000, thereby resulting in an increase in operating income from $54,080 to $62,400. (2) Sales remain constant, but Baird reduces expenses, resulting in an increase in operating income from $54,080 to $56,160, (3) Baird is able to reduce its invested capital from $520,000 to $416,000 without affecting operating income.