A) \[22,18,20\]
B) \[20,20,18\]
C) \[18,22,20\]
D) None of these
Correct Answer: A
Solution :
Given \[A+B=40~\] .....(i) \[C+B=38\] .....(ii) \[A+C=42~\] ?...(iii) \[(i)+(ii)+(iii)\Rightarrow A+B+C=60\] ...(iv) from (i) and (iv), we get \[C=20\]years \[\therefore \] \[B=18\]years and \[A=22\]yearsYou need to login to perform this action.
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