Analytical Reasoning Preparation MCQs
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in Analytical Reasoning
Answer: By modus tollens backwards, ¬R implies ¬Q, and ¬Q implies ¬P.
Answer: Since fiction requires imagination and math doesn\'t, no fiction is math. And since some books are fiction, some books are not math.
Answer: A→B and A is true means B is true. But B→C and C is false means B is false. Contradiction implies something is wrong.
Answer: Since some flowers are roses and all flowers need water and all plants need sunlight, all roses need both.
Answer: If P→Q and only one is true, P cannot be true (otherwise Q would also be true, violating the one-true condition).
Answer: If A∨B is true but A∧B is false, they can\'t both be true. Since A is true, B must be false.
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Which weakens? \'Minimum wage increases cause unemployment because businesses hire fewer workers.\'
Answer: If businesses absorb cost increases rather than cutting jobs, the unemployment claim is weakened.
Answer: The argument requires all these assumptions for the prediction to be valid.
Answer: By chained syllogisms, some students study abroad and become open-minded.
Answer: A balanced argument acknowledging both risk and necessity is stronger than extremes.
Answer: Since some countries have universal healthcare and all such countries have healthier populations, some countries have healthier populations.
Answer: By modus tollens backwards, if E is false, then D, C, B, and A must all be false.
Answer: For the argument to work, all these assumptions must hold.
Answer: We can only conclude that some reptiles may be dangerous.
Answer: If gamers already had better reflexes before gaming, the causal claim is weakened.
Answer: The argument requires all these assumptions for the conclusion to follow.
Answer: Having a degree is necessary but not sufficient for being a doctor or lawyer.
Answer: R→¬P and R is true means P is false. This is consistent with P→Q where Q is true.
Answer: By syllogism, all penguins are birds, all birds have feathers, all feathered creatures lay eggs, so all penguins lay eggs.
Answer: If A is sufficient for C and C is true, A must be true.