Question 39 If terms on an invoice state 4/7, n/30 that equates to... A 4% discount if paid in 7 days, otherwise full amount due in 30 days. OA 7% discount if paid in 4 days, otherwise full amount due in 30 days. OA 4% discount if paid in 30 days. O all of the above. Discount cannot be calculated without additional information.