Periodic inventory using FIFO Lipo and weighted average cost methods. the units of an item available for sale during the year as follows:

January $1$ inventory $19$ units at $$32$ $$608$

August. $13$ purchase $20$ units at $$33=660$

November. $30$ purchase $18$ units at $$35=630$

available for sale $57$ units $=$$$1898$ There are $34$ units of the item in the physical inventory December $31.$The periodic inventory system is used determine the inventory cost using the $($a$)$ first$-$in $,$first$-$out $($FIFO$)$method;$($b$)$ last$-$in$,$ first$-$out $($LIFO$)$ method; and $($c$)$weighted average cost method $($round per unit cost to two decimal places in your final answer to the nearest whole dollar$)$

a$.$ first$-$in$,$ first$-$out $($FIFO$)$

b$.$last in $,$first out $($LIFO$)$ fill in the blank.

c$.$ weighted average cost? $fill in the blank