Compute the cost assigned to ending inventory using $($a$)$ FIFO, $($b$)$ LIFO, $($c$)$ weighted average, and $(d)$ specific identification. For

specific identification, units sold include $100$ units from beginning inventory, $230$ units from the March $5$ purchase, $80$ units from the

March $18$ purchase, and $120$ units from the March $25$ purchase.

Compute the cost assigned to ending inventory using weighted average.

Note: Round your average cost per unit to $2$ decimal places.