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

[Q]: Problem: sachin is older than rahul by 7 years . if the ratio of their ages is 11 : 9 , find the age of sachin
[A]: 38.5


[Q]: Problem: if | 5 x - 20 | = 100 , then find the sum of the values of x ?
[A]: 8


[Q]: Problem: what percent is 100 gm of 1 kg ?
[A]:
10 %