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      Question

      In how ways can the selection be made so that a

      particular member is always included? There are 5 members in a delegation which is to be sent abroad. The total no. of members is 11.
      A 720 Correct Answer Incorrect Answer
      B 480 Correct Answer Incorrect Answer
      C 240 Correct Answer Incorrect Answer
      D 210 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      As the person is always included, therefore, ∴ C_1 × 10C_4 = 1 × (10 × 9 × 8 × 7)/(4 × 3 × 2) = 210

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