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IKMC 2017 — Grades 5–6 Question 1

IKMC · IKMC 2017 — Grades 5–6

Question 1

Four cards lie in a row.

Question illustration

Which row of cards can you not obtain if you can only swap two cards?
  1. Question illustration

    2, 7, 1, 0
  2. Question illustration

    0, 1, 2, 7
  3. Question illustration

    1, 0, 2, 7
  4. Question illustration

    0, 2, 1, 7
  5. Question illustration

    2, 0, 7, 1