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SEAMO 2027 - Paper E - SET 03 - Self-study Question 6

SEAMO · SEAMO 2027 - Paper E - SET 03 - Self-study

Question 6

A $3\times3$ table is filled randomly with the integers $1$ to $9$, without repetition. What is the probability that the sum in every row and every column is odd?
  1. $25/81$
  2. $1/3$
  3. $1/9$
  4. $1/14$
  5. None of the above