Inventory Costing Methods

Crandall Distributors uses a perpetual inventory system and has the following data available for inventor

$\backslash$table$[[$Activity$,$Units,$\backslash$table$[[$Purchase Price$],[($per unit$)]],\backslash$table$[[$Sale Price$],[($per unit$)]]],[$Beginning inventory,$110,$$$7\mathrm{.}10,],[$Purchase $1,$ Jan. $18,575,7\mathrm{.}20,],[$Sale $1,380,,12\mathrm{.}00],[$Sale $2,225,7\mathrm{.}50,12\mathrm{.}00],[$Purchase $2,$ Mar. $10,680,,12\mathrm{.}50],[$Sale $3,270,7\mathrm{.}70,],[$Sale $4,290,,12\mathrm{.}50]]$