Murphy, Incorporated, purchased a new inventory item two times during the month of April, as follows:

April $5100$ units @ $$5\mathrm{.}00$

April $15100$ units @ $$5\mathrm{.}05$

What is the amount of the ending inventory of this item on April $30$ if the company has sold $75$ units and uses the LIFO inventory method?

What is the amount of the ending inventory of this item on April $30$ if the company has sold $75$ units and uses the FIFO inventory method?