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1. The total number obtained by a student in Physics, Chemistry and Mathematics together is 120 more than the marks obtained by him in Chemistry. What is the average mark obtained by him in Physics and Mathematics together?
- A. 40
- B. 40
- C. 40
- D. 40
Answer: Option B
Explanation:
Physics + mathematics + chemistry = chemistry + 120
Or, physics + mathematics = 120
So average is 120/2 = 60.
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