Answer:
1. November 17	
Accounts receivable	77,000	
Sales revenue 77,000
November 26
Dr Cash	74,690
Dr Sales Discounts 2,310 
Cr Accounts receivable 77,000
2. November 17	
Dr Accounts receivable	77,000	
Cr Sales revenue 77,000
December 15	
Dr Cash	77,000	
Cr Accounts receivable 77,000
 
Explanation:
1. Preparation of the journal entries to record the sale on November 17 and collection on November 26, 2021
November 17	
Accounts receivable	77,000	
Sales revenue 77,000
[Price = 200 units * $550 *(100%-30%) = 77,000]
November 26
Dr Cash	74,690
(77,000-2,310)
Dr Sales Discounts 2,310
(77,000*3%) 
Cr Accounts receivable 77,000
2.Preparation of the journal entries to record the sale on November 17 and collection on December 15, 2021, 
November 17	
Dr Accounts receivable	77,000	
Cr Sales revenue 77,000
[Price = 200 units * $550 *(100%-30%) = 77,000]
December 15	
Dr Cash	77,000	
Cr Accounts receivable 77,000