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paradox
GATE Civil Engineering · Paradoxes / Self-referential statements · 2023-2023
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All concepts →2023 Q4
A duck named Donald Duck says "All ducks always lie." Based only on the information above, which one of the following statements can be logically inferred with certainty?
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2023 PYQ
A duck named Donald Duck says “All ducks always lie.” Based only on the information above, which one of the following statements can be logically inferred with certainty?
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