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Permutations and Combinations · 2022 · 25 Jun · Shift 1

2 Mathematics questions from this JEE Main paper
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Permutations and Combinations · 2022 · 25 Jun · Shift 1

2 Mathematics questions from this JEE Main paper

  1. Q39.The number of 3-digit odd numbers, whose sum of digits is a multiple of 7, is ​.
    Mathematics · Permutations and Combinations · Numerical
  2. Q43.Let A be a 3 × 3 matrix having entries from the set {− 1, 0, 1}. The number of all such matrices A having sum of all the entries equal to 5, is ​.
    Mathematics · Permutations and Combinations · Numerical