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Permutations and Combinations · 2023 · 31 Jan · Shift 1

2 Mathematics questions from this JEE Main paper
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Permutations and Combinations · 2023 · 31 Jan · Shift 1

2 Mathematics questions from this JEE Main paper

  1. Q41.Let 5 digit numbers be constructed using the digits 0,2,3,4,7,9 with repetition allowed, and are arranged in ascending order with serial numbers. Then the serial number of the number 42923 is ​.
    Mathematics · Permutations and Combinations · Numerical
  2. Q43.Number of 4-digit numbers that are less than or equal to 2800 and either divisible by 3 or by 11 , is equal to ​.
    Mathematics · Permutations and Combinations · Numerical