20. Miller Company purchased merchandise on account from a supplier for $1,000, terms 2/10, net 30. Miller Company paid for the merchandise within the discount period. Under a perpetual inventory system, what are the journal entries required? Chapter 5 21. The Weber Company purchased a mining site for $1,000 on July 1. The company expects to mine ore for the next 10 years and anticipates that a total of 100 tons will be recovered. During the first year the company extracted 10 tons of ore. What is the depletion expense