Lacy's Linen Mart Uses the Average Cost Retail Method to Estimate

Lacy's Linen Mart uses the average cost retail method to estimate inventories. Data for the first six months of 2018 include: beginning inventory at cost and retail were $60,000 and $120,000, net purchases at cost and retail were $312,000 and $480,000, and sales during the first six months totaled $490,000. The estimated inventory at June 30, 2018, would be:

A) $68,200.
B) $55,000.
C) $71,500.
D) $63,250.