Three years ago the average age of A and B was 18 years with
the joining of C now, the average
becomes 22 years. How old is C now?
A. 24 years B. 30
years
C. 28 years D. None
of these
The ratio of the ages of a man and his wife is 4:3.
After 4 years, this ratio will be 9:7.
If at the time of marriage, the ratio was 5:3, then how many years ago were
they married?
A. 8 years B. 10
years
C. 12 years D. 15
years
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