Subject: General Aptitude · Chapter: Problems on Ages · Exam: · Marks: · Difficulty:
The difference between the ages of two men is 10 years. 15 years ago, the elder one was twice as old as the younger one. The present age of the elder man is
(a)25 years
(b)35 years
(c)45 years
(d)52 years
(e)55 years
Answer
Answer (as printed): B
Explanation
Let their ages be $x$ years and $(x+10)$ years. Then $(x+10-15)=2(x-15)$
Explanation as extracted from the printed page; notation may be imperfect.