A family has husband, wife and
three children A, B and C. The
present age of the husband is 5
years more than the wife's
present age. The wife's present
age is twice the present age of A.
The present age of A is 12 years
more than the present age of B.
B's present age is
1 (12) times the present age of C. If
C is 12 years old at present, what
is the present age of the
husband's friend Ram who is 15
years younger than the husband
(him)?​