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Permutations and Combinations question

2008 · Shift 2 · Q39
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  5. /2008 · Shift 2 · Q39

Permutations and Combinations question

2008 · Shift 2 · Q39

JEE AdvancedMathematicsPermutations and CombinationsMCQ+4 / −1

Consider all possible permutations of the letters of the word ENDEANOEL. Match the Statements/Expressions in Column I with the Statements/Expressions in Column II.

Column I Column II
(A) The number of permutations containing the word ENDEA is (P) 5!
(B) The number of permutations in which the letter E occurs in the first and the last position is (Q) 2 ×\times× 5!
(C) The number of permutations in which none of the letters D, L, N occurs in the last five positions is (R) 7 ×\times× 5!
(D) The number of permutations in which the letters A, E, O occur only in odd positions is (S) 21 ×\times× 5!

  1. A
    (A) - p ; (B) - s; (C) - q ; (D) - q
  2. B
    (A) - q ; (B) - q ; (C) - s ; (D) - p
  3. C
    (A) - p ; (B) - s; (C) - p ; (D) - r
  4. D
    (A) - p ; (B) - r ; (C) - q ; (D) - p
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