1) May1 Business purchased $1200 of inventory from Maple West, Terms 1/10, n/20 FOB

2) May2 Business sold $800 inventory to John's Ltd, the cost is $200, Terms 2/5, n/15 FOB

3) May3 Business purchased $1000 of inventory from Metro city Inc. , paid in cash

4) May7 Business Received John's money.

5) May9 business purchased inventory $900 from Wildwind Ltd, Terms: 1/5, n/10, FOB

6) May11 Business paid the Maple West in full

7) May30 paid Wildwind for the May9 purchase