Please answer all the following questions.

During June, the following changes in inventory took place: June 1 Balance 1,400 units @ $24 June 14 Purchased 800 units @ $36 June 24 Purchased 700 units @ $30 June 8 Sold 400 units @ $50 June 10 Sold 1,000 units @ $40 June 29 Sold 500 units @ $44 Perpetual inventories are maintained. The cost of the ending inventory under LIFO is During June, the following changes in inventory took place: June 1 Balance 1,400 units @ $24 June 14 Purchased 800 units @ $36 June 24 Purchased 700 units @ $30 June 8 Sold 400 units @ $50 June 10 Sold 1,000 units @ $40 June 29 Sold 500 units @ $44 Perpetual inventories are maintained. The total units for item under LIFO is During June, the following changes in inventory took place: June 1 Balance 1,400 units @ $24 June 14 Purchased 800 units @ $36 June 24 Purchased 700 units @ $30 June 8 Sold 400 units @ $50 June 10 Sold 1,000 units @ $40 June 29 Sold 500 units @ $44 Perpetual inventories are maintained. The cost of the ending inventory for item under FIFO is During June, the following changes in inventory took place: June 1 Balance 1,400 units @ $24 June 14 Purchased 800 units @ $36 June 24 Purchased 700 units @ $30 June 8 Sold 400 units @ $50 June 10 Sold 1,000 units @ $40 June 29 Sold 500 units @ $44 Perpetual inventories are maintained. The total units for item in the ending inventory under FIFO is