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Mathematics, 02.06.2021 19:30 jakhunter354

Of the 200 students in a certain school,60 study Maths,40 study biology, and 30 study chemistry.10 study maths and biology, 5 study maths and chemistry only. one of the students studies all three subjects. if a student is selected at a random, find the probability that he studies one of the three subjects.

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