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

[Q]: Problem: a group of men decided to do a work in 55 days , but 15 of them became absent . if the rest of the group did the work in 60 days , find the original number of men ?
[A]: 180


[Q]: Problem: if | x - 9 | = 3 x , then x = ?
[A]: - 4.


[Q]: Problem: total 90 cows 30 cow gives each 2 liter milk 30 cow gives each 3 / 4 liter milk 30 cow gives each 1 / 4 liter milk this is split into 3 son per each 30 cows & 30 liter milk how ?
[A]:
3