In its first month of operations, Literacy for the Illiterate opened a new bookstore and bought merchandise in the following order: $(1)150$ units at $$5$ on January $1,(2)460$ units at $$6$ on January $8,$ and $(3)760$ units at $$8$ on January $29.$ Assuming $915$ units are on hand at the end of the month.

Calculate :

$[$Cost of Goods Available for Sale$]$ under FIFO, LIFO, & weighted average cost flow assumtions. Assume a periodic inventory system is used. $($Round "Cost per Unit" to $2$ decimal places.$)$

$[$Ending Inventory$]$under FIFO, LIFO, & weighted average cost flow assumtions. Assume a periodic inventory system is used. $($Round "Cost per Unit" to $2$ decimal places.$)$

$[$Cost of Goods Sold$]$ under FIFO, LIFO, & weighted average cost flow assumtions. Assume a periodic inventory system is used. $($Round "Cost per Unit" to $2$ decimal places.$)$

PLEASE SHOW EACH STEP WHILE KEEPING THE WORK SHOWN ORGANIZED AND EASY TO FOLLOW.