A) 39
B) 40
C) 35
D) 41
View Answer
A) 39
Explanation :
Let B's present age = x years. Then, A's present age = (x + 9) years.
(x + 9) + 10 = 2(x - 10)
=> x + 19 = 2x - 20
=> x =39.
Competititve Exams Materials
(Q) In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is ?
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