A dealer purchases 15 articles for Rs. 25 and sells 12 articles for Rs. 32. Find the profit percentage? Select the correct option:
A) 80 % B) 50 % C) 59 % D) 40 % E) 60 %

Rationale: "l . c . m of 15 and 12 = 60 cp of 60 articles = rs . 100 ( 25 * 4 ) sp of 60 articles = rs . 160 ( 32 * 5 ) profit percentage = ( 160 - 100 ) / 100 * 100 = 60 % answer : e"
Answer: E