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BEBRAS 2025 Grade 5-6 Round 2 Ext Question 2

BEBRAS · BEBRAS 2025 Grade 5-6 Round 2 Ext

Question 2

Beaver draws cards using a secret rule. Only the first four cards below were drawn by Beaver; the last card does not obey the rule.

Question illustration

Which could be Beaver’s secret rule?
  1. If there is a cloud, there are no flowers.
  2. There must be a star or a leaf.
  3. If there is a leaf, there is no flag.
  4. There must be a sun or a cloud.