Accenture
Company
Numerical Ability
Age Problem
The ratio of ages of two persons 10 years ago was 7:5. The average of their ages now is 40. The difference between their present age is:
A) 15 years B) 10 years C) 20 years D) 14 years
Read Solution (Total 2)
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- from question ages be 7x,5x ten years back
given their average is 40, after ten years we can write (7x+10+5x+10)/2 =40
7x+5x+20=80
x=5
present age is 7x+10=45,
5x+10=35
difference of ages 45-35=10years. - 4 years agoHelpfull: Yes(2) No(0)
- It is Option b
- 4 years agoHelpfull: Yes(0) No(0)
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