The loss incurred by a shopkeeper when he sells an article for ₹450 is 20%. The CP of the article was
A shopkeeper buys an article for Rs. 450. He marks it at 20% above the cost price. Find : (i) the marked price of the article. (ii) the selling price, if he sells the article at 10 percent discount. (iii) the percentage discount given by him, if he sells the article for Rs.496.80.