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

[Q]: Problem: find the greatest number that will divide 205 , 626 and 588 leaving 5 , 6 and 8 as remainders respectively
[A]: 2


[Q]: Problem: the total age of a and b is 12 years more than the total age of b and c . c is how many year younger than a
[A]: 12


[Q]: Problem: what quantity of water should taken out to concentrate 21 liters of 40 % acidic liquid to 60 % acidic liquid ?
[A]:
7 liters