Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
Some carpenters are technicians.
All technicians are mechanics.
Conclusions:
I. Some carpenters are mechanics.
II. Some mechanics are technicians.
III. All carpenters are mechanics.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Only conclusions I and II follows.
| Understanding |
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We can draw this venn diagram with the help of given statements:
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Conclusions: I. Some carpenters are mechanics. – True (Some carpenters are technicians and all technicians are mechanics, so part of carpenter which is technician is also mechanic). II. Some mechanics are technicians. – True (All technicians are mechanics, so some mechanics are technicians is true). III. All carpenters are mechanics. – False (This is possible but not definite). Hence, Only conclusions I and II follows. |
