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      Question

      25 defective watches got mixed with 175 non-defective

      watches. A buyer purchases one watch. What is the probability that the watch is defective?
      A 1/8 Correct Answer Incorrect Answer
      B 1/7 Correct Answer Incorrect Answer
      C 5/32 Correct Answer Incorrect Answer
      D 3/20 Correct Answer Incorrect Answer

      Solution

      Number of defective watches = 25
      Total number of watches = 175 + 25 = 200
      Required probability = (25/200) = (1/8)

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