1The company added a 20% mark-up to the cost of the product to make a profit.
2Do you think the mark-up on this designer handbag is reasonable?
3The store owner was accused of adding an unfair mark-up to the prices of essential goods during the crisis.
4Calculate the mark-up on the wholesale price to determine the retail price of the item.
5The government imposed a limit on the mark-up that companies could charge for certain medicines.