Purchase of a new inventory product during the month of June are as follows:

1/6

Purchased 22 units at $15.500 each

10/6

Purchased 14 units at $16.200 each

20/6

Purchased 10 units at $15.850 each

Since the facility uses a periodic inventory system, perpetual recordkeeping cards are not maintained and issues are not known. A physical inventory shows that 4 units are on hand at the close of business, June 30. Compute the dollar value of the ending inventory under the following valuation methods:

a. The FIFO periodic method

b. The LIFO periodic method

c. Weighted average periodic method.