K&K Distributors Ltd$.$ provided the following purchases and sales for the month of January. K&K Distributors uses a periodic inventory system.

$\backslash$table$[[$te$,$Explanation,$\frac{\text{U}\text{n}\text{i}\text{t}\text{s}}{20n},$Unit Cost,$\frac{\text{T}\text{o}\text{t}\text{a}\text{l}\text{C}\text{o}\text{s}\text{t}}{\text{\$}2,000}$