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1. Among the 120 students of a class, numbered 1 to 120, all even numbered students opt for Bangla, whose numbers are divisible by 5 opt for English and those numbers are divisible by 7 opt for Math. How many opt for none of these three subjects?
- A. 19
- B. 19
- C. 19
- D. 19
Answer: Option E
Explanation:
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