4 part question. Need A-D.

Credit terms. Find the effective annual rate of the following credit terms: a. 2.5% discount if paid within 14 days or net within 30 days b. 1.6% discount if paid within 27 days or net within 60 days c. 0.3% discount if paid within 20 days or net within 45 days d. 0.8% discount if paid within 21 days or net within 30 days a. What is the effective annual rate of a 2.5% discount if paid within 14 days or net within 30 days? 6. Round to two decimal places