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Q:

In an examination, 50% of the students passed in Science and 75% passed in Social Science, while 20% students failed in both the subjects. If 270 students passed in both subjects, find the total number of students who appeared in the exam?

  • 1
    600
  • 2
    750
  • 3
    400
  • 4
    540
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Answer : 1. "600"

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