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Question
Q is as much younger than R as he is older than T. If the sum of ages of R and T is 50years, What is definately the difference between R and Q's age?
1 years
25years
2 years
Data inadequate
ANSWER : 4
Descrption
<p>Hints: Given that, </p> <p>1. The difference between R and Q = The difference of age between Q and T</p> <p>2. Sum of age of R and T is So l.C [RTT = 50]</p> <p>Question : R - Q = ?</p> <p>R - Q = Q - T</p> <p>(R + T) = 2Q</p> <p>Now given that, RTT = 50 </p> <p>So, 50 = 2Q and Q = 25 </p> <p>Question is R - Q = ? </p> <p>Here we know the age of Q, but not of R</p> <p>There for R - G can not be determined.</p>
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