Determine the missing information in each of the following independent situations. For each case, assume the year end is December 31 (3 marks each). (a) On January 1, 2009 Ewart Ltd. had $175,000 of inventory on hand. During 2009 Ewart sold $520,000 of inventory and purchased $615,000 of inventory. How much inventory did Ewart have on December 31, 2009? (b) On January 1, 2009, Peno Inc. had $500,000 of Accounts Receivable and on December 31, 2009 it had $450,000 of Accounts Receivable. During 2009, Peno collected $2,450,000 from customers. What amount of credit sales did Peno make during 2009