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      Question

      Among the 720 employees in the office, 30% engage

      exclusively in playing cricket, and 40% participate in both cricket and chess. If 20% of the employees don't play any games, determine the number of employees who play only chess.
      A 77 Correct Answer Incorrect Answer
      B 65 Correct Answer Incorrect Answer
      C 72 Correct Answer Incorrect Answer
      D 85 Correct Answer Incorrect Answer
      E none of these Correct Answer Incorrect Answer

      Solution

      ATQ,   Number of employees who play cricket only = 720 × 0.3 = 216   Number of employees who play cricket and chess both = 720 × 0.4 = 288   Number of employees who don’t play any game = 720 × 0.2 = 144   Number of employees who play chess only = 720 – 216 – 288 – 144 = 72

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