Ratio of Ramesh age to his first daughter’s age is 15 : 6 and Ramesh wife’s age to his second daughter age is 4 : 1. If elder daughter of Ramesh is 11 years elder than another daughter and the average age of the family is 37.25 year than find the average of the age of Ramesh wife and his first daughter.
1
35 yr.
2
36 yr.
3
38 yr.
4
40 yr.