Hair World Inc is a wholesaler of hair supplies Hair World uses a perpetual inventory system The following Sold merchandise for cash (cost of merchandise $20,797) $35,200 Received merchandise returned by customers as unsatisfactory (but in perfect 400 condition), is cash refund (original cost of merchandise $240) Sold merchandise (costing $3.8O0| to a customer, on account with terms 2.'t0. n/30 8.000 Collected half of the balance owed by the customer m (cl within the discount period 3,920 Granted a partial allowance relating to credit sales that the customer n (c) hold not yet paid 128 Required: Compute Sales Revenue Net Sales and Gross Pro* tor Man world