Question
The current age ratio of P to Q
is 9:13. Six years ago, Q's age was 4 years less than twice P's age at that time. If the average of the present ages of P, Q, and R is 25 years and 4 months, what is R's current age?Solution
ATQ,
Let present age of P and Q be 9a years and 13a years respectively. According to question, (13a – 6) = 2 × (9a – 6) – 4 13a – 6 = 18a – 12 – 4 5a = 10 a = 2 Present age of R = 76 – 44 = 32 years
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