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Railways PYQCBT 1 2016

RRB NTPC · Question 71

Read the statements and select a conclusion from the given alternatives: Statements : Some benches are autos. All the boxes are autos. All the pens are benches. Conclusions: (A) Some benches are boxes. (B) No pen is auto (C ) Some boxes are benches.

  1. None of these

  2. Only (A) and (B)

  3. Only (A) and (C)

  4. Only (B) and (C)

Show answer & explanation

Answer: (A) None of these

Explanation

Benches and boxes are both linked to autos only partly, so nothing connects benches with boxes (1 and 3 fail). Pens are benches, and some benches are autos, so 'no pen is auto' is not certain (2 fails). None follows.