A company's inventory records report the following: Units Sold at Retail Date August 1 August 5 August 12 August 15 Activities Beginning inventory Purchase Purchase Sales Units Acquired at Cost 15 units @ $36 $540 10 units @ $37 = $370 20 units @ $38 = $760 30 units sold Using the FIFO perpetual inventory method, what is the value of the inventory at August 15 after the sale? Multiple Choice $280 O $1,100 $1,670 $380 O $570