Montoure Company uses a periodic inventory system. It entered into the following calendar$-$year purchases and sales transactions.

Required:

Compute cost of goods available for sale and the number of units available for sale.

$\backslash$table$[[$Cost of goods available for sale,$84,760,],[$Number of units available for sale,$1,980,$units$]]$

Compute the number of units in ending inventory.

Ending inventory

Compute the cost assigned to ending inventory using $($a$)$ FIFO, $($b$)$ LIFO, $(c)$ weighted average, and $(d)$ specific identification. For specific identification, units sold consist of $625$ units from beginning inventory, $325$ from the February $10$ purchase, $225$ from the March $13$ purchase, $75$ from the August $21$ purchase, and $300$ from the September $5$ purchase.

Note: Round your average cost per unit to $2$ decimal places. Round your final answers to the nearest whole dollar amount.

$\backslash$table$[[,$Ending Inventory,$],[($a$)$ FIFO,$$,18,400],[($b$)$ LIFO,$$,18,000],[($c$)$ Weighted average,$$,17,123],[($d$)$ Specific identification,,$]]$