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Railways PYQCBT 2 2017

RRB NTPC · Question 96

In the question given below, you are given two statements followed by a few conclusions. You have to take the two given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions follow the two given statements disregarding commonly known facts. Statements: A. Some reds are black B. All blacks are white Conclusions: 1. Some white are black 2. All blacks are red 3. All whites are black 4. Some whites are red

  1. Conclusions 1 and 3 follow

  2. Only conclusion 1 follows

  3. Only Conclusion 1 and 4 follows

  4. Conclusions 1, 3 and 4 follow

Show answer & explanation

Answer: (C) Only Conclusion 1 and 4 follows

Explanation

All blacks are white, so some whites are black (1 follows). Some reds are black and those blacks are white, so some whites are red (4 follows). Conclusions 2 and 3 do not follow. Only 1 and 4 follow.