. Ceres Computer Sales uses the perpetual inventory system and had the following transactions during the month of December:

Dec	1	Sold merchandise on credit for $5,000, terms 3/10, n/30. The items sold had a cost of $3,500.
	3	Purchased merchandise for cash, $720.
	4	Purchased merchandise on credit for $2,600, term 1/20, n/30.
	5	Issued a credit memorandum for $300 to a customer who returned merchandise purchased November 29. The returned items had a cost of $210.
	11	Received payment for merchandise sold December 1.
	15	Received a credit memorandum for the return of faulty merchandise purchased on December 4 for $600.

Required: Prepare the general journal entries to record these transactions