The following information is available for David Dickson Company: Prepare the necessary journal entries to record the following transactions, assuming Leone Company uses a perpetual inventory system. (a) Purchased $35,000 of merchandise on account, terms 1/10, n/30. (b) Returned $500 of damaged merchandise for credit. (c) Paid for the merchandise purchased within 10 days. Prepare the necessary journal entries to record the following transactions, assuming Mary Trantacose Company uses a perpetual inventory system. (a) Mary sells $45,000 of merchandise, terms 2/10,n/30. The merchandise cost $20,000. (b) The customer in (a) returned $4,000 of merchandise to Eustace. The merchandise returned cost $3,400. (c) Mary received the balance due within the discount period