Kirtland Corporation uses a periodic inventory system. At the end of the annual accounting period, December $31,$ the accounting

records for the most popular item in inventory showed the following:

Required:

a$.$ Compute the amount of goods available for sale.

b$.$ & c$.$ Compute the amount of ending inventory and cost of goods sold at December $31,$ under Average cost, First$-$in$,$ first$-$out, Last$-$in$,$

first$-$out and Specific identification inventory costing methods. For Specific identification, assume that the first sale was selected two$-$

fifths from the beginning inventory and three$-$fifths from the purchase of January $30.$ Assume that the second sale was selected from

the remainder of the beginning inventory, with the balance from the purchase of May $1.$

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Req $A$

Compute the amount of ending inventory and cost of goods sold at December $31$ under Average cost, First$-$in$,$ first$-$out, Last$-$

in$,$ first$-$out, Specific identification of the inventory costing methods. For Specific identification, assume that the first sale was

selected two$-$fifths from the beginning inventory and three$-$fifths from the purchase of January $30.$ Assume that the second

sale was selected from the remainder of the beginning inventory, with the balance from the purchase of May $1.$

Note: Do not round intermediate calculations. Round your answers to the nearest whole dollar amount.