Required A Required B Calculate the ratio of the prevention, appraisal, internal failure, and external failure costs to sales for March and April. (Enter your answers as a percentage rounded to 1 decimal place (i.e., 32.1).) March April Prevention Appraisal Internal failure External failure % % % % % % % % The following represents the financial information for Domingo Corporation for two months. March $515,000 April $440,000 Sales revenue Costs Process inspection Scrap Quality training Warranty repairs Product testing equipment Customer complaints Rework Preventive maintenance Materials inspection Field testing $ 1,500 1,880 20,100 4,500 7,400 3,100 17,000 12,600 5,900 9,600 $ 1,960 1,850 13,400 4,900 6,800 3,100 18,500 8,600 4,800 13,300 Required: a. Classify these items into Prevention, Appraisal, Internal failure, or External failure costs. b. Calculate the ratio of the prevention, appraisal, internal failure, and external failure costs to sales for March and April. Complete this question by entering your answers in the tabs below. Required A Required B Classify these items into Prevention, Appraisal, Internal failure, or External failure costs. Activity Category Process inspection Scrap Quality training Warranty repairs Product testing equipment Customer complaints Rework Preventive maintenance Materials inspection Field testing