instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: the area of a triangle is with base 10 m and height 5 m ?
answer:
25


question:
Problem: a shopkeeper loses 15 % , if an article is sold for rs . 102 . what should be the selling price of the article to gain 20 % ?
answer:
rs . 144


question:
Problem: what is the diagonal of a square field whose perimeter is 64 m ?
answer:

16 √ 2 m