Im confused on how to journalize these using a perpetual inventory system. Thank you!

Question 3) Waters Hardware Store completed the following merchandising fay Purchased merchandise on account from Hauke Wholesale Supply for $12,000, terms 3/10, n/30. M Sold merchandise on account for $6,600, terms 1/10, n/30. The cost of the merchandise sold was $4,600 Received credit from Hauke Wholesale Supply for merchandise returned $600. Received payment from customers billed on May 2 o Paid Hauke Wholesale Supply the balance owed NPurchased supplies for cash $900 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 Friedrich Distributors for $2,500, terms 3/10, n/30. 19 24 Sold merchandise for cash $5,500. The cost of the merchandise sold was $4,100. Paid freight on May 17 purchase $250. 25 Purchased merchandise from Fasteners Inc. for $800, terms 3/10, n/30. 27 Paid Friedrich Distributors the balance owed 29 Made refunds to cash customers for returned merchandise $214. The returned merchandise had cost $99. Sold merchandise on account for $1,280, terms n/30. The cost of the merchandise sold was $830. 31 nstructions: Journalize the transactions using a perpetual inventory system (in color)