Prepare CF (indirect method)

1-Janssen Hardware Store completed the following merchandising transactions in the month of May. At the beginning of May, Janssens ledger showed Cash of $8,000 and Common Stock of $8,000. May 1 Purchased merchandise on account from Vanco Wholesale Supply for $8,000, terms 1/10, n/30. 2 Sold merchandise on account for $4,400, terms 2/10, n/30. The cost of the merchandise sold was $3,300. 5 Received credit from Vanco Wholesale Supply for merchandise returned $200. 9 Received collections in full, less discounts, from customers billed on May 2. 10 Paid Vanco Wholesale Supply in full, less discount. 11 Purchased supplies for cash $900. 12 Purchased merchandise for cash $3,100. 15 Received $230 refund for return of poor-quality merchandise from supplier on cash purchase. 17 Purchased merchandise from Strickler Distributors for $2,500, terms 2/10, n/30. 19 Paid freight on May 17 purchase $250. 24 Sold merchandise for cash $5,500. The cost of the merchandise sold was $4,100. 25 Purchased merchandise from Fasteners Inc. for $800, terms 3/10, n/30. 27 Paid Strickler Distributors in full, less discount. 29 Made refunds to cash customers for returned merchandise $124. The returned merchandise had cost $90. 31 Sold merchandise on account for $1,280, terms n/30. The cost of the merchandise sold was $830.