The inventory records for Tiny Tim Creations Inc. indicate the following activity for the month of January: January 1 balance, 1000 units @ $7.20 each

Purchases: January 10: 600 units @ $7.25 each

January 16: 800 units @ $7.30 each

January 23: 600 units @ $7.35 each

Sales: January 5: 400 units

January 14: 700 units

January 20: 500 units

January 26: 700 units

-January 31st ending inventory using unit LIFO in a periodic inventory system is?

-January 31st ending inventory using unit LIFO in a perpetual inventory system is?

-January 31st ending inventory using FIFO in a perpetual inventory system is?

-January 31st ending inventory using average cost (rounding unit cost to three decimal places) in a periodic inventory system is?