The following production information about quality costs has been gathered for June:

Total defective units $720$

Number of units reworked $595$

Number of units returned $85$

Total prevention cost $$27,600$

Total appraisal cost $$8,500$

Per$-$unit profit for defective units $$20$

Per$-$unit profit for good units $$55$

Cost to rework defective units $$18$

Cost to handle returned units $$14$

Using these data, calculate the following:

a$.$ Total cost to rework Answer: $$10,710$

b$.$ Profit lost from not reworking all defective units $Answer

$0$

c$.$ Cost of processing customer returns Answer: $$1,190$

d$.$ Total failure costs $Answer

$0$

e$.$ Total quality cost $Answer

$0$