A 10 Design Co has a total balance for trade receivables of $25,000 at the year end. A review of the receivables balances highlights that one of its customers, Adam Co, has gone bankrupt. Design Co is owed $4,000 by Adam Co for design work done during the year. This debt is now considered irrecoverable. Required (a) What is the balance for trade receivables to be shown in the statement of financial position at the year end? (b) What is the irrecoverable debts expense to be shown in the statement of profit or loss at the year end