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1. In a class of 50 students, 18 take music, 26 take art and 2 take both music and art. How many students in the class are not enrolled in either music or art?
- A. 6
- B. 6
- C. 6
- D. 6
Answer: Option B
Explanation:
Total - None = M + A - M∩A
⇒ 50-None = 18 + 26 - 2
⇒ None = 50 - 42
∴ None = 8
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