The present ratio of ages of A and B is 4 : 5. 18 yr ago, this ratio was 11 : 16. The sum of total of their present ages is -
1
90 yr
2
105 yr
3
110 yr
4
98 yr
The present ratio of ages of A and B is 4 : 5. 18 yr ago, this ratio was 11 : 16. The sum of total of their present ages is -