XoCo, which begins business in May and uses the perpetual method and moving average costing, shows the following data: Purchases Sales May 4 1,000 @ $ 7 May 11 400 @ $ 11 May 14 1, 4000 @ $ 8 May 19 2,000 @ $10 May 21 1, 500 @ $15 The balance in XoCo's inventory account on May 31 is ellipsis $22, 125 $20, 833 $21, 705 $23, 875 MaCo begins operations in 20X1 and uses the periodic method and FIFO costing. In March, 20X1, MaCo buys 700 units @ $4; in July, it buys 2, 700 units @ $6, and in November, it buys 1, 600 units @ $8. The cost of the 1, 900 units in MaCo's December 31 ending inventory is ellipsis $10,000 $15, 200 $14, 600 $7, 600