Exercise $13-16($Static$)$ Product costing$-$manufacturing overhead LO $13-5$ Nautical Footwear Incorporated manufactures women's boating shoes. Manufacturing overhead is assigned to production on a machine$-$hour basis. For $2022,$ it was estimated that manufacturing overhead would total $\backslash (\backslash$$ $487,200\backslash )$ and that $33,600$ machine hours would be used. Required: a$.$ Calculate the predetermined overhead application rate that will be used for absorption costing purposes during $2022.$ Note: Round your answer to $2$ decimal places. b$.$ During May, $5,860$ pairs of shoes were made. Raw materials costing $\backslash (\backslash$$ $28,468\backslash )$ were used, and direct labor costs totaled $\backslash (\backslash$$ $28,800\backslash ).$ A total of $2,840$ machine hours were worked during the month of May. Calculate the cost per pair of shoes made during May. Note: Do not round intermediate calculations. Round your answer to $2$ decimal places. c$.$ At the end of May, $1,578$ pairs of shoes were in ending inventory. Calculate the cost of the ending inventory and the cost of the shoes sold during May. Note: Do not round intermediate calculations. Round your answers to $2$ decimal places.