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- Question
Statements: Some uniforms are covers. All covers are papers. All papers are bags.
Conclusions:
- All covers are bags.
- Some bags are covers, papers and uniforms.
- Some uniforms are not papers.
Options- A. Only I follows
- B. Only I and II follow
- C. Only III follows
- D. All I, II and III follow
- E. None of these
- Correct Answer
- Only I and II follow
ExplanationSome uniforms are covers. All covers are papers.Since one premise is particular, the conclusion must be particular and should not contain the middle term. So, it follows that 'Some uniforms are papers'. All covers are papers. All papers are bags.
Since both the premises are universal and affirmative, the conclusion must be universal affirmative (A-type) and should not contain the middle term. So, it follows that 'All covers are bags'. Thus, I follows. The converse of this conclusion i.e. 'Some bags are covers' also holds.
Some uniforms are covers. All covers are bags.
Since one premise is particular, the conclusion must be particular and should not contain the middle term. So, it follows that 'Some uniforms are bags', The converse of this conclusion i.e. 'Some bags are uniforms' also holds.
Further, the converse of the third premise i.e. 'Some bags are papers' holds.
Now, II is the cumulative result of the conclusions 'Some bags are covers', 'Some bags are papers' and 'Some bags are uniforms'. Thus, II follows.
More questions
- 1. Statement: Should young entrepreneurs be encouraged?
Arguments:
- Yes. They will help in industrial development of the country.
- Yes. They will reduce the burden on employment market.
Options- A. Only argument I is strong
- B. Only argument II is strong
- C. Either I or II is strong
- D. Neither I nor II is strong
- E. Both I and II are strong Discuss
Correct Answer: Both I and II are strong
Explanation:
Clearly, encouraging the young entrepreneurs will open up the field for the establishment of new industries. Thus, it shall help in industrial development and not only employ the entrepreneurs but create more job opportunities for others as well. So, both the arguments hold strong.- 2. Statement: "To keep myself up-to-date, I always listen to 9.00 p.m. news on radio."- A candidate tells the interview board.
Assumptions:
- The candidate does not read newspaper.
- Recent news is broadcast only on radio.
Options- A. Only assumption I is implicit
- B. Only assumption II is implicit
- C. Either I or II is implicit
- D. Neither I nor II is implicit
- E. Both I and II are implicit Discuss
Correct Answer: Neither I nor II is implicit
Explanation:
The candidate listens to news on the radio does not mean that he does not read newspaper or that radio is the only source of recent news. So, neither I nor II is implicit.- 3.
If the first three statements are facts, which of the following statements must also be a fact?Fact 1: Robert has four vehicles. Fact 2: Two of the vehicles are red. Fact 3: One of the vehicles is a minivan. I: Robert has a red minivan. II: Robert has three cars. III: Robert's favorite color is red.
Options- A. I only
- B. II only
- C. II and III only
- D. None of the statements is a known fact. Discuss
Correct Answer: None of the statements is a known fact.
Explanation:
There is not enough information to support any of the statements. Robert is known to have a minvan, but it is not known which of his vehicles is red. Robert may have a pickup or sport utility vehicle, so the second statement cannot be supported. There is no way to know if Robert's favorite color is red (statement III).- 4. Statement: Shalini made an application to the bank for a loan of Rs. 1,80,000 by mortgaging her house to the bank and promised to repay it within five years.
Assumptions:
- The bank has a practice of granting loans for Rs. 1,00,000 and above.
- The bank accepts house as collateral security against such loans.
Options- A. Only assumption I is implicit
- B. Only assumption II is implicit
- C. Either I or II is implicit
- D. Neither I nor II is implicit
- E. Both I and II are implicit Discuss
Correct Answer: Both I and II are implicit
Explanation:
The fact that Shalini has applied for a loan of Rs. 1,80,000 implies that the bank can grant a loan above Rs. 1,00,000. So, I is implicit. II also follows directly from the statement and so is implicit.- 5. Mathematics allows us to expand our consciousness. Mathematics tells us about economic trends, patterns of disease, and the growth of populations. Math is good at exposing the truth, but it can also perpetuate misunderstandings and untruths. Figures have the power to mislead people.
This paragraph best supports the statement that
Options- A. the study of mathematics is dangerous.
- B. words are more truthful than figures.
- C. the study of mathematics is more important than other disciplines.
- D. the power of numbers is that they cannot lie.
- E. figures are sometimes used to deceive people. Discuss
Correct Answer: figures are sometimes used to deceive people.
Explanation:
This answer is clearly stated in the last sentence of the paragraph. Choice a can be ruled out because there is no support to show that studying math is dangerous. Words are not mentioned in the passage, which rules out choice b. Choice d is a contradiction to the information in the passage. There is no support for choice c.- 6. The Kingston Mall has more stores than the Galleria.
The Four Corners Mall has fewer stores than the Galleria.
The Kingston Mall has more stores than the Four Corners Mall.
If the first two statements are true, the third statement is
Options- A. true
- B. false
- C. uncertain Discuss
Correct Answer: true
Explanation:
From the first two statements, you know that the Kingston Mall has the most stores, so the Kingston Mall would have more stores than the Four Corners Mall.- 7. Statement: Among all the articles, the prices of personal computers show the highest decline from June 2005 to December 2005.
Assumptions:
- Comparative prices of all the articles in June and December 2005 were available.
- Prices of personal computers were higher in the first six months than the last six months of 2005.
Options- A. Only assumption I is implicit
- B. Only assumption II is implicit
- C. Either I or II is implicit
- D. Neither I nor II is implicit
- E. Both I and II are implicit Discuss
Correct Answer: Both I and II are implicit
Explanation:
Since prices of personal computers show the highest decline among all the articles, it implies that the comparative prices of all the articles was known. So, I is implicit. Also, it being given that prices of computers showed decline during the last six months, it means that they were higher in the first six months. So, II is implicit.- 8. Which word does NOT belong with the others?
Options- A. core
- B. seeds
- C. pulp
- D. slice Discuss
Correct Answer: slice
Explanation:
The core, seeds, and pulp are all parts of an apple. A slice would be a piece taken out of an apple.- 9. Statements: All educated people read newspapers. Rahul does not read newspaper.
Conclusions:
- Rahul is not educated.
- Reading newspaper is not essential to be educated.
Options- A. Only conclusion I follows
- B. Only conclusion II follows
- C. Either I or II follows
- D. Neither I nor II follows
- E. Both I and II follow Discuss
Correct Answer: Only conclusion I follows
Explanation:
Since both the premises are universal and one premise is negative, the conclusion must be universal negative and should not contain the middle term. So, only I follows.- 10. Statement: Beware of dogs, our dogs do not bark, but they are trained to distinguish between genuine guests and intruders.
Assumptions:
- Barking dogs bite rarely.
- Our dogs could be dangerous for intruders.
Options- A. Only assumption I is implicit
- B. Only assumption II is implicit
- C. Either I or II is implicit
- D. Neither I nor II is implicit
- E. Both I and II are implicit Discuss
Correct Answer: Only assumption II is implicit
Explanation:
The statement clearly warns the visitors to beware of dogs as they are trained to welcome the guests and intruders differently. So, II is implicit. I is vague and hence, it is not implicit.
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- 1. Statement: Should young entrepreneurs be encouraged?
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