Nov. $1$ Inventory $15$ units @ $$8\mathrm{.}00$

$8$ Purchase $60$ units @ $$8\mathrm{.}60$

$17$ Purchase $30$ units @ $$8\mathrm{.}40$

$25$ Purchase $45$ units @ $$8\mathrm{.}80$

A physical count of merchandise inventory on November $30$th reveals that there are $50$ units on hand. Assyme a periodic inventory system is used.

$1$A$)$ Ending inventory under FIFO is:

$1$B$)$ Endung inventory under LIFO is:

$1$C$)$ Assuming that the specific identification method is used and that ending inventory consists of $15$ units from each of the three purchases and $5$ units from the November $1$ inventory, cost of goods sold is: