During November and December 20X7, Watella Company incurred the following costs of quality:

{Required:}
1. Calculate the following quality costs for each month:
2. Total prevention costs.
3. Total appraisal costs.
4. Total internal failure costs.
5. Total external failure costs.

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November December Inspection materials. ........$ 5,000 $ 6,000 Product design......... 20,000 22,000 Scrap. ... 4,000 5,000 Rework........ 15,000 18,000 Testing supplies........ ..... 3,000 4,000 Quality training.... Product recalls..... 3,000 2,000 8,000 9,000 Warranty replacements ..... 25,000 20,000