The following represents the financial information for Domingo Corporation for two months. March $510,000 April $430,000 Sales revenue Costs Process inspection Scrap Quality training Warranty repairs Product testing equipment Customer complaints Rework Preventive maintenance Materials inspection Field testing $ 1,600 1,950 20,500 4,200 7,400 2,600 19,000 15,400 6,700 9,500 $ 1,830 1,870 12,700 5,000 6,700 3,300 18,500 8,700 4,900 11,300 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. 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 9.2 X % Prevention 11.1 X % % % Appraisal Internal failure External failure % % % %