A retailer marks her goods in such a way that the profit made by selling 50 articles is equal to the selling price of 20 articles. What is the percentage of profit made by the retailer?  Select the correct option:
A) 66.67% B) 33.33% C) 40% D) 25% E) 20%
Let Cost Price = x   Profit = y   Selling Price = x+y   50y = 20(x+y)   30y = 20x   Percentage Profit =y/x∗100=20/30∗100=66.667   66.67%nswer = 66.67%
<result>A</result>
A retailer marks her goods in such a way that the profit made by selling 50 articles is equal to the selling price of 20 articles. What is the percentage of profit made by the retailer?