Let the cost price of the article be Rs. ‘x’ Marked price of the article = x × 1.35 = Rs. ‘1.35x’ Selling price of the article = 1.35x × 0.8 = Rs. ‘1.08x’ Profit = 1.08x – x = Rs. ‘0.08x’ ATQ; 0.08x = 34 So, x = 425 Therefore, cost price of the article is Rs. 425.