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Read the following statements and conclusion and choose the best option among the following.

Statements:

All the trains are engines.

Some cars are engines.

Conclusions:

I. All the trains are cars.

II. Some cars are trains.

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CISF Constable Tradesman Official Paper (Held On: 31 Oct, 2023 Shift 2)
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  1. Only conclusion I follows
  2. Only conclusion II follows
  3. Neither conclusion I nor conclusion II follows
  4. Both conclusion I and conclusion II follow

Answer (Detailed Solution Below)

Option 3 : Neither conclusion I nor conclusion II follows
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Detailed Solution

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Statements:

All the trains are engines.

Some cars are engines.

The least possible Venn diagram is given:

qImage67e25cc8225cdf46ac634316

Conclusions:

I. All the trains are cars - False(because, the is no direct relation is given between them, so it can be possible only).

II. Some cars are trains -  False(because, the is no direct relation is given between them, so it can be possible only).

Thus, Neither conclusion I nor conclusion II follows.

Hence, the correct answer is "Option 3".

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Last updated on Mar 19, 2025

-> CISF Constable Tradesman Recruitment 2025 Detailed Notification has been released. 

-> According to the notice, a total number of 1161 Vacancies have been announced for various posts/trade under CISF Tradesman Recruitment 2025.

-> Interested candidates can apply online from 5th March to 3rd April 2025. 

-> Candidates should be 10th Passed + ITI to be eligible for the examination process.

-> Candidates who want to score high and crack the exam must go through the CISF Constable Tradesman previous year papers to understand the trend of the questions for the exam.

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More Conventional Syllogism Questions

Q1.Statements : Some pens are books. Some books are pencils. Conclusions : I. Some pens are pencils. II. Some pencils are pens. III. All pencils are pens. IV. All books are pens.
Q2.Statements: Some ants are parrots. All the parrots are apples. Conclusions: I. All the apples are parrots. II. Some ants are apples.
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Q1.Statements : Some pens are books. Some books are pencils. Conclusions : I. Some pens are pencils. II. Some pencils are pens. III. All pencils are pens. IV. All books are pens.
Q2.Statements: Some ants are parrots. All the parrots are apples. Conclusions: I. All the apples are parrots. II. Some ants are apples.
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Q6. In this question three statements are given followed by four conclusions. You have to assume that everything given in the statements is true, then consider the given conclusions together and decide which of them logically follows from the information given in the statements beyond any doubt. Statements: All meters are feet. Some feet are inches. All inches are yards. Conclusions: i. Some feet are yards ii. Some meters are yards. iii. No meters are yards iv. All meters are inches
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