The following data regarding purchases and sales of a commodity wera taken from the related perpetual inventory account: June 1 Balance 25 units at $0 6 Sale 20 units 8 Purchase 20 units at $61 16 Sale 10 units 20 units at $62 20 Purchase 23 Sale 25 units 30 Purchase 15 units at $63 Calculate the cost of the ending inventorv at June 30, using (a) the first-in, first-out (FIFO) method and (b) the last-in, first-out (LIFO) methed, Identify the quantity, unit price, and total cost of each lot in the inventory