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In a survey of office workers in Pune, the Venn diagram shows how many like tea, coffee and juice. How many of them like exactly two of the three drinks?

Competition practiceVenn Diagrams
  • A33
  • B68
  • C28
  • D21

Step-by-Step Solution

Exactly two = only Tea & Coffee + only Tea & Juice + only Coffee & Juice . The in the centre like all three, so they are not counted.
Answer: C) 28

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