Verbal Reasoning - Syllogism - Discussion

Discussion Forum : Syllogism - Syllogism 1 (Q.No. 9)
Directions to Solve

In each of the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.

Give answer:

  • (A) If only (1) conclusion follows
  • (B) If only (2) conclusion follows
  • (C) If either (1) or (2) follows
  • (D) If neither (1) nor (2) follows and
  • (E) If both (1) and (2) follow.

9.

Statements: Some cows are crows. Some crows are elephants.

Conclusions:

  1. Some cows are elephants.
  2. All crows are elephants.

Only (1) conclusion follows
Only (2) conclusion follows
Either (1) or (2) follows
Neither (1) nor (2) follows
Both (1) and (2) follow
Answer: Option
Explanation:
Discussion:
147 comments Page 5 of 15.

Neeraj said:   9 years ago
RULE: to solve problems of syllogism, one should draw every possible Venn diagrams and a conclusion is right if it satisfies ALL Venn diagrams.

Vivek said:   8 years ago
I agree with @Sumit.

The second diagram should only be considered when possibilities are mentioned in the conclusion. D is the Correct Answer.

Smythe said:   1 decade ago
Isn't a true since we are allowed to refer to the second diagram, ans some cows are still elephants since they are both partof crows, isnt it?

Harsha said:   9 years ago
We have to consider the common conclusions of all possibilities (all the Venn diagrams). In this case, we got none. So, option D is correct.

UJJWAL CHITRANSH said:   1 decade ago
According to me A is the correct answer. Regarding Venn diagrams, we always consider "OR" condition, as it describes the possibilities.

Rashmi said:   9 years ago
From the second diagram option 1 is going to be correct.

Can anyone please give the correct explanation and correct me if I'm wrong.

Harishankar said:   9 years ago
We need to consider both Venn diagrams if anyone of the possibility is false then we cannot take the rest. The option needs to be A.

E.sreeja said:   1 decade ago
I think option D is incrct because according to 2nd diagram option A is correct. So please send correct way to find the conclusion.

Meenakshi said:   1 decade ago
@Mohit puri.

you have used the rules to explain OK, can you send me the basic rules to solve this kind of two particular premises?

Pushkar Shail said:   1 decade ago
Option A is the correct answer.

(in syllogism we have to consider all the possible outcomes. So we cannot omit the second case.).


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