Answer:
A journal is provided as an attachment to record the entries for Perez Computers.
Explanation:
The gross method of cash discounts assumes that the customer will not take advantage of the offered discount. It therefore records the sale in full without netting off the discount element. This was done in the answer.
When Robertson paid within 10 days, the 3% cash discount was allowed since payment was received within the terms of 15 days.
For The Clark Store, there was no discount because payment was received later than the allowed 10 days.