A shopkeeper marks an article at 60% above its cost price. When he offers a discount of 4 d % 4d% 4 d % on the marked price, he makes a profit of 28%....
Question
A shopkeeper marks an article at 60% above its cost price. When he offers a discount of on the marked price, he makes a profit of 28%. If he instead offers a discount of , what will be the profit or loss percentage?