Five years ago the ratio of ages of Shyam and Madhu was 9 : 7. Where at the same time the ratio of age of Madhu and Jadu was 7 : 5. After ten years the ratio of ages of Shyam and Madhu will be 6 : 5. What is the sum of present ages of three of them?
1
100 years
2
105 years
3
110 years
4
120 years
5
115 years