The ratio of the present age of Husband and Wife is 7 : 5. The ratio of the age of wife 15 years and 25 years from present would be in the ratio 5 : 6. Find the ratio of the age of Husband and wife 10 years before the present.
1
9 : 5
2
39 : 25
3
23 : 15
4
53 : 35