Your firm purchases goods from its supplier on terms of 3/15, net 40 . a. What is the effective annual cost to your firm if it chooses not to take the discount and makes its payment on day 40 ? Answer: The effective annual cost is \%. (Round to one decimal place.) b. What is the effective annual cost to your firm if it chooses not to take the discount and makes its payment on day 50 ? (Hint: Use a 365-day year.) Answer: The effective annual cost is \%. (Round to one decimal place.)