Exercise 10-57 (Static) Costs of Quality (LO 10-7, 8) The following represents the financial information for Plaza Plastics for May and June: Required: a. Classify these items into Prevention, Appraisal, Intemai failure, or External failure costs. b. Calculate the ratio of the prevention, appraisal, internal fallure, and external failure costs to sales for May and June. Complete this question by entering your answers in the tabs below. Classify these irems into Prevention, Appraisal, Internal failure, or external failure costs. Complete this question by entering your answers in the tabs below. Calculate the ratio of the prevention, appraisal, intemal fallure, and extemal failure costs to sales for May and June. Note: Aound your percentage answers to 1 decimal place. (i.e. .321 as 32.1)