All Free Analytical and Logical Reasoning MCQs with Answers
Every Analytical and Logical Reasoning question in the bank, across all chapters, each with the correct answer and a written explanation. Free and unlimited, with no account needed.
2,989 questions · page 8 of 150
- A. valid
- B. invalid
- C. always true
- D. possibly true
Explanation: A is inside B, and B is entirely separate from C, so no A can be C at all, which makes the proposed conclusion the exact opposite of what…
Correct answer: invalid- A. contradictory
- B. invalid
- C. valid
- D. irrelevant
Explanation: If all squares are quadrilaterals and squares exist, then some quadrilaterals must be squares, which is a valid conversion of a universal…
Correct answer: valid- A. Nothing follows
- B. Sana is not a graduate
- C. All graduates applied
- D. Sana is a graduate
Explanation: The word only makes graduation a necessary condition for applying, so a successful applicant must be a graduate.
Correct answer: Sana is a graduate- A. Some birds are green
- B. All birds are green
- C. No bird is green
- D. All green things are birds
Explanation: The birds that are parrots must be green, so some birds are certainly green, while the other birds could be any colour.
Correct answer: Some birds are green- A. valid
- B. necessarily true
- C. invalid
- D. self evident
Explanation: The gases among fluids need not overlap with the liquids at all, and in reality they do not, so the conclusion does not follow from the…
Correct answer: invalid- A. at least one premise is particular
- B. both premises are universal
- C. one premise is negative
- D. both premises are negative
Explanation: A universal conclusion requires universal support, so any particular premise limits the conclusion to some.
Correct answer: both premises are universal- A. Some rich people are not politicians
- B. No rich person is a politician
- C. All rich people are honest
- D. Some politicians are rich
Explanation: The rich people who are honest cannot be politicians, so at least some rich people fall outside the politician group.
Correct answer: Some rich people are not politicians- A. the conclusion that no A is C
- B. no valid conclusion
- C. the conclusion that all A are C
- D. the conclusion that some A are C
Explanation: Nothing links A and C when both premises merely exclude, so A and C might overlap completely, partly or not at all.
Correct answer: no valid conclusion- A. Some medicines are foods
- B. No medicine is a food
- C. All foods are drugs
- D. Some drugs are medicines only
Explanation: Medicines lie inside drugs, and drugs are wholly excluded from foods, so medicines are excluded as well.
Correct answer: No medicine is a food- A. invalid
- B. valid
- C. necessarily true
- D. identical to the premise
Explanation: Only the hardworking students are guaranteed success, so the valid conclusion is that some students succeed, not all.
Correct answer: invalid- A. invalid
- B. valid
- C. contradictory
- D. unrelated
Explanation: The chain places P inside R, and since P is a non empty class, it follows that at least some R are P.
Correct answer: valid- A. 5
- B. 6
- C. 7
- D. 8
Explanation: Two sequences are interleaved: the terms in the odd positions run 1, 2, 3, 4 and those in the even positions run 4, 5, 6, 7, each rising…
Correct answer: 5- A. Only I
- B. Only I and II
- C. Only II and III
- D. All follow
Explanation: Daffodils sit inside plants and plants inside living things, so the chain gives conclusion I validly.
Correct answer: Only I- A. 200
- B. 50
- C. 400
- D. 100
Explanation: Feeding 200 people at five people per pie needs 40 pies, and at 10 slices each that is 400 slices.
Correct answer: 400- A. i is enough
- B. ii is enough
- C. Both i and ii are needed
- D. Neither i nor ii are sufficient
Explanation: Statement i gives a fraction with no quantity and statement ii gives a quantity with no fraction, so neither alone determines the total.
Correct answer: Both i and ii are needed- A. Mother
- B. Father
- C. Sister
- D. Brother
Explanation: P and Q are the two parents, and Q is identified as the mother, so P must be the father.
Correct answer: Father- A. Price of 4 packets of biscuits is equal to the price of 1 packet of chips
- B. Price of 1 packet of biscuits is equal to the price of 4 packets of chips
- C. Price of 2 packets of biscuits is equal to the price of 1 packet of chips
- D. Price of 1 packet of biscuits is equal to the price of 2 packets of chips
Explanation: A packet of biscuits costs 500 divided by 50, that is Rs. 10, and a packet of chips costs 1000 divided by 25, that is Rs.
Correct answer: Price of 4 packets of biscuits is equal to the price of 1 packet of chips- A. 44 people
- B. 56 people
- C. 64 people
- D. 74 people
Explanation: Each figure is double the one before, so the growth is geometric rather than arithmetic and the next term is 32 multiplied by 2, giving…
Correct answer: 64 people159. Which of the following is a result of poor design that could cause an accident in the workplace?
- A. Equipment failure
- B. Slippery surfaces
- C. Insufficient lighting
- D. Unplanned workspace layout
Explanation: Layout is decided at the design stage, so an unplanned arrangement of the workspace is a design fault in a way that the other hazards are…
Correct answer: Unplanned workspace layout- A. Overconfidence
- B. Insufficient maintenance
- C. Fatigue
- D. Poor training
Explanation: Where the accident involves the equipment itself, the usual root cause is that the machine was not serviced, inspected or repaired on…
Correct answer: Insufficient maintenance