among 100 students, 32 study Maths, 20 study Physics, 45 study Biology, 15 study Maths and Biology, 7 study Maths and Physics, 10 study Physics and Biology. 30 don’t study any of the subjects. Find the number of students:-
1. All three subjects
2. Exactly one subject
3.No. Students study Physics and Biology but not Maths.
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Step-by-step explanation:
excratly one subject Tuesday
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