The sum of the presents age of a father and son is 52 years Four years hence, the son's age will be 1/4 that of the father. What will be the ratio of the age of the son and father, 10 years from now?

The sum of the presents age of a father and son is 52 years Four years

1.	The sum of the presents age of a father and son is 52 years Four years hence, the son's age will be 1/4 that of the father. What will be the ratio of the age of the son and father, 10 years from now?
A.	3 : 8
B.	1 : 3
C.	2 : 7
D.	2 : 5
Answer» C. 2 : 7