The selling price of an article is Rs.180 more when it is sold at a 3.75% profit instead of a 3.75% loss. Find the cost price (in Rs.) of the article.
Rs. 2400
Rs. 2000
Rs. 2640
Rs. 2440
A
A trader sold an article at a loss of 5% but when he increased the selling price by Rs.65 he gained 3.33% on the cost price. If he sells the same article at Rs.936, what is the profit percentage?