Sports Outfitters purchased hockey jerseys for $72 less 40% and 15%. The normal rate of markup on selling price is 40%, and overhead is 25% of the regular selling price. The jerseys were reduced to $45.90 for the store's Boxing Day Blowout.

a. What was the rate of markdown for the sale?

b. What was the profit or loss on each jersey at the sale price?

c. At the sale p1ice, what was the rate of markup on cost?