Additional information is as follows: a. Company A purchases goods billed at $30,000 from Company C during 2015. The price includes a 40% gross profit. One-half of the goods are held in Company A’s...

Additional information is as follows:

a. Company A purchases goods billed at $30,000 from Company C during 2015. The price includes a 40% gross profit. One-half of the goods are held in Company A’s year-end inventory.

b. Company B purchases goods billed at $30,000 from Company A during 2015. Company A always bills Company B at a price that includes a 30% gross profit. Company B has $6,000 of Company A goods in its beginning inventory and $2,400 of Company A goods in its ending inventory.