Sheridan Company Inc. had a beginning inventory of $125$ units of Product RST at a cost of $$8$ per unit. During the year, purchases

were:

Sheridan Company uses a periodic inventory system. Sales totaled $1,550$ units.

$($a$)$

Determine the cost of goods available for sale.

The cost of goods available for sale

Calculate weighted$-$average cost per unit. $($Round answer to $3$ decimal places, e$.$g$.5\mathrm{.}125.)$

Weighted$-$average cost per unit $