What would the journal entries be for these transactions

Week 3
15	Sold 56 BG90 Plasma Televisions to Radio Hut for $1,700 each, plus 5% sales tax, Invoice No. 311.
15	Paid $2,400 for one month's rent of the show room (from 16 June to 15 July inclusive), Check No. 793.
16	Received a purchase order from Hypertronics. Created a corresponding sales order to deliver one NR759 3D-HD Recorder to this customer for $2,300 plus 5% sales tax, Invoice No. 312.
18	Paid sales staff wages of $12,782 for the week up to and including yesterday, Check No. 794.
19	Pikea paid the full amount owing on their account.
19	Made cash sale of 44 DK800 Desktop Computers for a list price of $1,440 each plus 5% sales tax. A trade discount of 25% applies.
21	Hypertronics paid $27,300 in partial payment of their account.
21	Returned 8 faulty DK800 Desktop Computers, originally purchased for $800 each, to Mega Tech. Received a Credit Memorandum for $6,400.