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If 60% of students like reading, 40% like writing, and 10% like both, what percentage of students like either reading or writing?

Practice Questions

1 question
Q1
If 60% of students like reading, 40% like writing, and 10% like both, what percentage of students like either reading or writing?
  1. 90%
  2. 80%
  3. 70%
  4. 60%

Questions & Step-by-step Solutions

1 item
Q
Q: If 60% of students like reading, 40% like writing, and 10% like both, what percentage of students like either reading or writing?
Solution: Using inclusion-exclusion, the percentage is 60% + 40% - 10% = 90%.
Steps: 0

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