Compute the cost of not taking the following cash discounts. (Use a 360-day year. Do not round intermediate calculations. Input your final answers as a percent rounded to 2 decimal places.)

a.3/13, net 60% Cost of Lost Discount:

b.2/24, net 50% Cost of Lost Discount:

c.3/18, net 35% Cost of Lost Discount:

d.3/11, net 180% Cost of Lost Discount: