Tiger-Farms has an operating-expense ratio of 75%, a depreciation expense ratio of 8%, and an interest expense ratio of 5%. What is Tiger-Farms net-farm-income-from operations ratio? Identify the...

Tiger-Farms has an operating-expense ratio of 75%, a depreciation expense ratio of 8%, and an interest expense ratio of 5%.  What is Tiger-Farms net-farm-income-from operations ratio?  Identify the classification of the financial measures and describe another ratio and within the same classification.