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

[Q]: Problem: find compound interest on $ 10000 at 15 % per annum for 2 years 4 months , compounded annually .
[A]: 3886.25


[Q]: Problem: you enter a weight loss challenge game and manage to lose 12 % of your body weight . for the final weigh in you are forced to wear clothes that add 2 % to your weight . what percentage of weight loss is measured at the final weigh in ?
[A]: 10.24 %


[Q]: Problem: a is twice as good a workman as b and they took 10 days together to do the work b alone can do it in .
[A]:
30 days