Sheridan Company uses a periodic inventory system. Details for the inventory account for the month of January, $2020$ are as follows:

$\backslash$table$[[,$Units,$\frac{\text{P}\text{e}\text{r}\text{u}\text{n}\text{i}\text{t}}{\text{p}\text{r}\text{i}\text{c}\text{e}},$Total$],[$Balance$,1/1/20,200,$$$6\mathrm{.}00,$$$1200$