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Showing 1,102 MCQs
in GAT General
561
Which strengthens? \'Meditation reduces anxiety. Meditators show lower anxiety levels in studies.\'
Answer: If lower anxiety levels indicate reduced anxiety, this strengthens the causal claim.
Answer: A∧B→C and C is false means A∧B is false. Since A is true, B must be false.
Answer: We can only conclude that some fruits may prevent disease.
Answer: We can only conclude that some books may be digital.
Answer: P→R and R is false means P is false. P∨Q true and P false means Q must be true.
Answer: P→Q and P true means Q is true. Q→R means R is true. P∧R→S means if both P and R true, S should be true. S false means either Q or R must be false, contradicting earlier steps.
Answer: We can only conclude that some mammals may form groups.
Answer: A is true, so for A∧B→C, if C is false, then A∧B is false, meaning B is false.
Answer: We can only conclude that some fish may be dangerous.
Answer: By chained reasoning, some countries with free education may benefit economically.
Answer: If coffee drinkers have other focus-improving habits, caffeine may not be the cause.
Answer: P→Q and P true means Q true. P→R and P true means R true. Q∧R→S means if both true, S should be true. S false means contradiction.
Answer: By transitivity of equivalence, if A↔B↔C↔D and A is true, D is true.
Answer: The recommendation to hire diverse candidates is the conclusion.
Answer: Some students are creative, some creative people are innovative, and no innovative person is boring, so some students are not boring.
Answer: Assuming giving trophies leads to no one trying hard is a slippery slope.
Answer: For the argument to hold, all these assumptions must be true.
578
What assumption? \'Regular check-ups prevent disease because early detection improves outcomes.\'
Answer: For the argument to work, all these assumptions must be true.
Answer: If self-reported loneliness has other causes, social media may not be the cause.
Answer: If A→B and only one is true, A can\'t be true (would make B true too). B can\'t be the only true one. So C must be the true one.