The present age of Sunil is \(\frac{{17}}{{11}}{\rm{th}}\) of the present age of his brother and the ages of his sister is \(\frac{{13}}{{11}}{\rm{th}}\) of the present age Sunil’s brother. After 10 years, the ratio of ages of Sunil and his brother is 11 : 8. Then, what is the age of Sunil’s sister after 5 years?
1
32 years
2
31 years
3
30 years
4
33 years