(A) Gopal is shorter than Ashok but taller than Kunal; (B) Navin is shorter than Kunal; (C) Jayesh is taller than Navin; (D) Ashok is taller than Jayesh.
Which of the given informations is not necessary to answer the above question ?
Answer: C. C
In terms of height, we have : Gopal < Ashok, Kunal < Gopal, Navin < Kunal, Navin < Jayesh, Jayesh < Ashok. So the sequence becomes : Navin < Kunal < Gopal < Jayesh < Ashok.