Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.
Statements:
1. All toys are pens.
2. All games are pens.
Conclusions:
I. No toy is a game.
II. No pen is a game.
III. Some toys are games.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e Either conclusion I or III follows.
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The least possible Venn diagram is shown below:
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Conclusions: I. No toy is a game: False (This is possible but not definite, as no direct relationship between the tw is given). II. No pen is a game: False (This is definitely false, as All game are part of pens, so some pens are already games). III. Some toys are games: False (This is possible but not definite, as no direct relationship between the tw is given). But, conclusion 1 and conclusion 2 form a complimentary pair. Hence, “Either conclusion I or conclusion III” follows. |
