Answer:
June 30
Step-by-step explanation:
According to the revenue recognition principle, the sale is made when it is earned, not when it is received by the customer. That means it follows the accrual basis of accounting, not the cash basis of accounting.
In the given situation, On June 30 the printing shop provides service to a customer for $1,000, On July 5 it sent a bill and on July 25, the amount is received by the customer.
So, The $1,000 would be recognized on June 30 when the sale is made by the printing shop