The ratio of ages of a father and son is $17:7$ respectively. 6 years ago the ratio of their ages was $3:1$ respectively. What is the father's present age?
Solution:Option(B) is correct
Let the present age of the father and son be $17x$ years and $7x$ years.
According to Question:
Father's present age $=17x= 51$ years
Error(s) Found !!!
Girish (Aug 02'16 at 20:23)
it is given
ratio is 17:7
Sravan Reddy (Mar 20'16 at 15:44)
Killing it: (took 5 sec)
ratio - 17:1. so father age is a multiple of 17. only possible value in options - 51. No need to even recheck :)
Sorry, the ratio is 17:7. Still the method is same.
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