Sum of present age of A, B and C is 72 years. If 4 years ago, their ages were in the ratio 1 : 2 : 3, find A’s present age.
a) 7 years
b) 10 years
c) 12 years
d) 14 years
e) None of these
a) 7 years
b) 10 years
c) 12 years
d) 14 years
e) None of these