Railways PYQCBT 2 2017

RRB NTPC · Question 91

Below are given statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts and then decide which of the given conclusions logically follow(s) from the given statements. Statement: Some ducks are birds. Some birds are cows. Conclusions: I : Some ducks are cows. II : Some cows are ducks.

  1. Only conclusion II follows

  2. Either I or II follows

  3. Only conclusion I follows

  4. Neither I nor II follows

Show answer & explanation

Answer: (D) Neither I nor II follows

Explanation

Both statements are 'some' statements linked through birds, so no definite relation between ducks and cows follows. Neither conclusion follows.