suppose sam.com sell 3500 books on account for $11 each (cost these book is $16500) on october 10, 2012. One hundrendd of these books (cost $660) were damaged in shipment, so muddyriver.com later received the damaged goods as sales return on October 13, 2012. then the customer paid the balance on October 22, 2012. Credit terms offered to the customer were 2/15, net 60.
1. find out net sales for October 2012
2. find out gross profit for October 2012