If the cost price of 18 articles is same as the selling price of 25 articles. Find the gain or loss percentage?  Select.
A) 30% Gain  B) 28% Loss  C) 40% Gain  D) 40% Loss  E) 50% Loss
Explanation:   18 cp = 25 sp   Cost price CP = 25   Selling price SP = 18   Formula = (SP-CP)/CP * 100 = (18 - 25)/25 * 100 = 28 % Loss   Answer: Option 28% Loss
<result>B</result>
If the cost price of 18 articles is same as the selling price of 25 articles. Find the gain or loss percentage?