Current Attempt in Progress

Oriole Company uses a periodic inventory system and reports the following for the month of June.

$($a$)$ Compute the cost of the ending inventory and the cost of goods sold under $(1)$ FIFO, $(2)$ LIFO, and $(3)$ average$-$cost$.($For calculation

purposes, round average cost per unit to $2$ decimal places, e$.$g$.5\mathrm{.}25.$ Round answers to $0$ decimal places, e$.$g$.125.)$