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Speed ranking logic: given 'Mara runs faster than Gail' and 'Lily runs faster than Mara', evaluate the truth of 'Gail runs faster than Lily'

Difficulty: Easy

Correct Answer: False

Explanation:


Given data

  • M > G (Mara faster than Gail)
  • L > M (Lily faster than Mara)


Concept/Approach (why this method)

Use strict order transitivity on 'faster than': L > M > G ⇒ L > G.


Step-by-Step deduction
1) From L > M and M > G, deduce L > G.2) The statement claims G > L, which contradicts L > G.


Verification/Alternative

No equalities or ties are stated; 'faster than' is strict, so contradiction stands.


Common pitfalls

  • Overlooking transitivity; assuming cyclical speed relations (not possible under strict 'faster than').


Final Answer
False

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