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Reasoning MCQs for LDC

Practice Reasoning under Reasoning & Mental Ability for LDC with 20 free MCQs in Hindi and English.

LDC — Reasoning

20 Questions • Instant results & explanations • Hindi & English

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Question 1 of 20

If a proposed course of action is practically possible but does NOT reduce or solve the given problem, what is the logical conclusion?

Question 2 of 20

How is the conclusion derived from the underlying statement(s) in an argument scenario?

Question 3 of 20

Identify the valid assumption for the following statement: 'Since you lack efficiency, you cannot be selected.'

Question 4 of 20

An argument that discusses a topic not mentioned in the original statement is termed as an 'Irrelevant Argument'. How is such an argument logically classified?

Question 5 of 20

Based on the statement 'Most love marriages end in divorce', what is another logically valid assumption?

Question 6 of 20

To validly conclude that 'car drivers are more careful than bus drivers' from the given accident data, which of the following pieces of information is most essentially missing?

Question 7 of 20

Given below are two statements, one labeled as Assertion (A) and the other as Reason (R): Assertion (A): An argument copied from a past decision is structurally considered a weak argument. Reason (R): Weak arguments often relate to trivial aspects and fail to establish a direct, analytical link with the current question. In the context of the above, which one of the following is correct?

Question 8 of 20

Which of the following conjunctions is NOT typically used to indicate a 'Cause-Effect' relationship in statement-assumption constructs?

Question 9 of 20

Based on the statement 'Political freedom is incomplete without economic independence', what is the implied necessity for political freedom to be effective?

Question 10 of 20

When a respected or credible institution releases a report, fact, observation, or data, the related assumptions typically fall under which category?

Question 11 of 20

The passage regarding price and value suggests that 'value' (except for money) is:

Question 12 of 20

Statement: The candidate must correctly fill their Roll Number in the OMR Answer Sheet; otherwise, the candidate will be strictly responsible for the wrong entry. Assumption I: An incorrectly filled Roll Number may lead to the rejection or misattribution of the OMR sheet. Assumption II: The invigilator's primary duty is to fill the candidate's Roll Number.

Question 13 of 20

Match List I (Statement/Observation) with List II (Logical Fallacy/Reasoning): List I A. Army mortality is lower than civilian, so joining army is better. B. Buses cause more accidents, so bus drivers are careless. C. If prices double, values double. List II 1. Confusion between price and value. 2. Comparing heterogeneous populations. 3. Drawing causal conclusions about skill/care from absolute numbers without proportion.

Question 14 of 20

Assertion (A): It is incorrect to conclude that car drivers are more careful than bus drivers just because buses cause more accidents. Reason (R): Absolute numbers of accidents do not provide information about the relative proportion of vehicles or miles driven. Select the correct answer using the codes given below:

Question 15 of 20

If statement P represents 'Prices rise' and statement Q represents 'Values remain stable', which scenario represents the specific economic anomaly involving currency?

Question 16 of 20

Statement: The Aravalli ranges are geographically rich in all types of natural minerals. Assumption I: Commercial mining activities are highly likely to be feasible in the Aravalli ranges. Assumption II: The Aravalli ranges possess the single highest mineral reserves in the entire world.

Question 17 of 20

Statement: Alfisols are the dominant soil type found in Jaipur, Dausa, and Alwar districts. Assumption I: Soil composition varies geographically within Rajasthan. Assumption II: Jaipur, Dausa, and Alwar share similar soil characteristics.

Question 18 of 20

Which of the following is NOT listed as a distinct category of assumptions in logical reasoning theory?

Question 19 of 20

if the prices of all items including a day's labor and rent double, what happens to the value of sold things?

Question 20 of 20

Consider the following statements regarding comparative statistics: I. A higher absolute number of accidents by a specific vehicle type definitively proves its drivers are reckless. II. Without knowing the total volume of traffic for each vehicle type, absolute accident numbers are misleading. III. Valid statistical conclusions require comparing homogeneous data sets. Which of the statements is/are correct?

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