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Railways PYQCBT 1 2016

RRB NTPC · Question 74

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements. Statements: A. Some fruits are vegetables. B. All vegetables are plants. Conclusions: I. Some plants are vegetables. II. Some fruits are plants.

  1. Only conclusion I follows

  2. Only conclusion II follows

  3. Both I and II follow

  4. Neither of them follows

Show answer & explanation

Answer: (C) Both I and II follow

Explanation

'All vegetables are plants' gives 'Some plants are vegetables' by conversion, so I follows. Some fruits are vegetables and all vegetables are plants, so those fruits are plants, i.e. some fruits are plants; II follows too. Both conclusions follow.