In February, its first month of operations, a retailer made the following inventory purchases. Purchased 250 units at $8 each on Feb. 1. Purchased 550 units for the total cost of $5,115 on Feb. 10. Purchased 100 units at $10 each on Feb. 28. On Feb. 15, there were 400 units sold. The retailer used a perpetual inventory system. Using the weighted average cost formula, the cost of goods sold for the February 15 sale was: [Please note, when calculating your weighted average cost per unit, please round the dollar value to the nearest 2 decimal places. For example, $8.5683 would round to $8.57]

Select one:

a.

$3,461

b.

$3,560

c.

$3,612

d.

$3,490

e.

$3,582