A trader allows a discount of 15% of the marked price if his article. How much above the cost price should he mark to gain 19% ?

A trader allows a discount of 15% of the marked price on his article. How much above the cost price should he mark to gain 19% ?

A tradesman allows a discount of 15% on the marked price. How much above the cost price must he mark his goods as to gain 19%?

A tradesman allows a discount of 15% on the written price. How much above the cost price should be mark his goods to make a profit of 19%?

A dealer allows 25% discount on the marked price of an article and gains 20%. If the cost price of the article increases by 20%, how much discount percentage should he allow on the marked price so as to earn the same percentage of profit as before?

A trader gives a discount of 30% on the marked price. To earn profit of 5%, by how much percent should he mark the price of his goods higher than its cost price?