Calculating Ratios and Estimating Credit Rating The following data are from Kellogg's 10-K report dated January 2, 2016 (S millions). E7-42. LOS Kello 553 Amortization expense. Depreciation expense. . 526 a. Use the data above to calculate the following ratios: EBITA/Average assets, EBITA Margin, EBITA Interest expense, Debt/EBITDA, CAPEX/Depreciation Expense. Definitions for these ratios are in Exhibit 7.6 b. Refer to Exhibit 7.6 and the ratios you calculated in part a. Estimate the credit rating that Moody's might assign to Under Armour