Laker Company reported the following January purchases and sales data for its only product. For specific identification, ending inventory consists of $370$ units from the January $30$ purchase, $5$ units from the January $20$ purchase, and $15$ units from beginning inventory.

$\backslash$table$[[\backslash$table$[[$Date$,],[$January$,1],[$January$,10],[$January$,20],[$January$,25],[$January$,30]],\backslash$table$[[$Activities$],[$Beginning inventory$],[$Sales$]],$Units Acquired at Cost,Units sold at Retail$],[220$ units @$,,,170$ units,$$23\mathrm{.}50$