The task is to generate the correct answer for a given math problem.
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Question: Problem: the ratio between the sale price and the cost price of an article is 12 : 7 . what is the ratio between the profit and the cost price of that article ?

Answer: 5 : 7

Question: Problem: if the sides of a triangle are 26 cm , 24 cm and 15 cm , what is its area ?

Answer: 180

Question: Problem: a batsman in his 12 th innings makes a score of 60 and thereby increases his average by 2 runs . what is his average after the 12 th innings if he had never been ' not out ' ?

Answer:
38