Prepare the necessary journal entries to record the following transactions, assuming Robert Company uses a perpetual inventory system. (a) Purchased $29,400 of merchandise on account, terms 2/10, n/30. (b) Returned $600 of damaged merchandise for credit. (c) Paid for the merchandise purchased within 10 days. (List all debit entries before credit entries. Credit account titles are automatically indented when the amount is entered. Do not indent manually.) Transactions Account Titles and Explanation Debit Credit (a) (b) (c)