MCQ Collection
MDCAT Logical Reasoning MCQs
Practice MDCAT Logical Reasoning questions with answers and explanations.
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Correct Answer: D. Sales rose after the price reduction.
Explanation:
The statement establishes timing but not definite causation or profitability.
Only the rise following the reduction is certain.
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Correct Answer: D. Some chairs are heavy.
Explanation:
The chairs that are wooden must also be heavy.
Therefore, some chairs are heavy.
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Correct Answer: A. No coin is square.
Explanation:
Coins are round, while square objects cannot be round.
Therefore, a coin cannot be square.
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Correct Answer: D. D
Explanation:
The order is D, A, B, C from left to right.
Therefore, D is farthest left.
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Correct Answer: A. It cannot be concluded whether any mango is sour.
Explanation:
The sour fruits may be mangoes or other fruits.
The premises give no certain relation between mangoes and sourness.
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Correct Answer: B. No definite conclusion about red buses follows.
Explanation:
The red vehicles might not be buses.
The information does not force any bus to be red or not red.
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Correct Answer: C. Some artists are not silent.
Explanation:
The artists who are singers cannot be silent.
Thus, some artists are not silent.
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Correct Answer: D. All laptops require energy.
Explanation:
Laptops belong to the machine set, and machines require energy.
Therefore, laptops require energy.
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Correct Answer: A. Some writers are not careless.
Explanation:
The writers who are poets cannot be careless.
Therefore, some writers are not careless.
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Correct Answer: B. Some phones are insured.
Explanation:
The expensive phones fall within the insured-item category.
Thus, some phones are insured.
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Correct Answer: C. No snakes are warm-blooded.
Explanation:
Snakes are included among reptiles.
Since reptiles are not warm-blooded, neither are snakes.
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Correct Answer: D. No definite relation between judges and professors can be concluded.
Explanation:
The professor-lawyers may or may not be judges.
The premises do not require either overlap or separation.