I need the answers to the Impact of Income with increase or decrease to income.

July 1) Purchased merchandise from Boden Company for $11,200 under credit terms of 1/15, n/30, FOB shipping point, invoice dated July 1. July 2) Sold merchandise to Creek Co. for $3,500 under credit terms of 2/10, n/60, FOB shipping point, invoice dated July 2 July 2) The cost of the merchandise sold to Creek Co. was $2,100. July 3) Paid $1,165 cash for freight charges on the purchase of July 1 July 8) Sold merchandise for $6,900 cash. July 8) The cost of the merchandise sold was $4,100 July 9) Purchased merchandise from Leight Co. for $4,800 under credit terms of 2/15, n/60, FOB destination, invoice dated July S. July 11) Received a $1,000 credit memorandum from Leight Co.for the return of part of the merchandise purchased on July 9 July 12) Received the balance due from Creek Co, for the invoice dated July 2, net of the discount July 16) Paid the balance due to Boden Company within the discount period July 19) Sold merchandise to Art Co. for $6,400 under credit terms of 2/15, n/60, FOB shipping point, invoice dated July 19. July 19) The cost of the merchandise sold to Art Co. was $4,500 July 21) Issued a $1,300 credit memorandum to Art Co. for