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

[Q]: Problem: 10 women can complete a work in 5 days and 10 children take 10 days to complete the work . how many days will 5 women and 10 children take to complete the work ?
[A]: 5


[Q]: Problem: solution y is 30 percent liquid x and 70 percent water . if 2 kilograms of water evaporate from 6 kilograms of solution y and 2 kilograms of solution y are added to the remaining 4 kilograms of liquid , what percent of this new solution is liquid x ?
[A]: 40 %


[Q]: Problem: a 600 meter long train crosses a signal post in 30 seconds . how long will it take to cross a 3 kilometer long bridge , at the same speed ?
[A]:
3 min