Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?

Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5.

1.	Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present?
A.	16 years
B.	18 years
C.	20 years
D.	Cannot be determined
Answer» B. 18 years