The task is to generate the correct answer for a given math problem.

[EX Q]: Problem: a rectangle having length 89 cm and width 34 cm . if the length of the rectangle is increased by eighty percent then how much percent the breadth should be decreased so as to maintain the same area .
[EX A]: 47.33 %

[EX Q]: Problem: find out the c . i on rs . 5000 at 4 % p . a . compound half - yearly for 1 1 / 2 years ?
[EX A]: 306.04

[EX Q]: Problem: evaluate : 19 + sqrt ( - 2 + 12 ã — 6 ã · 9 ) = ?
[EX A]:
55