Article ‘A’ and ‘B’ has equal cost prices. Article ‘A’ is marked up by 23.5% above its cost price and sold after giving some discount and there is a profit of 13.5% in the whole transaction. Article ‘B’ is marked up by amount equal to the discount offered on article ‘A’. The marked price of article ‘B’ is Rs. 3520. Find the selling price of article ‘A’.