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GATE Electronics and Communications (EC) 2017 Shift 2 Solved Paper

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Question : 5

Total: 65

500 students are taking one or more courses out of Chemistry, Physics, and Mathematics. Registration records indicate course enrolment as follows: Chemistry (329), Physics (186), Mathematics (295), Chemistry and Physics (83), Chemistry and Mathematics (217), and Physics and Mathematics (63). How many students are taking all 3 subjects?

37
43
47
53

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