-Rusty Supply House had 150 units on hand at July 1, costing $8 each. Purchases and sales during the month of July were as follows: Date July 10 15 25 28 Purchases 150 @ $10 200 @ $11 Sales 100 @ $12 225 @ $14 Rusty does not maintain perpetual inventory records. According to a physical count, 175 units were on hand at July 31. The cost of the inventory at July 31, under the LIFO method is: a. $1,450. b. $1,760. c. $1,925. d. $2,450