Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?
A.1 year
B.2 years
C.25 years
D.Data inadequate
Answers
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Ar-Aq=Aq-At
Ar+At=50
Solving Aq=25
now we can't find Ar-Aq
hence opt D
Ar+At=50
Solving Aq=25
now we can't find Ar-Aq
hence opt D
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