Mathematics, 02.06.2021 03:40 widnickab

In a college there are 100 students who will be taking A-Level Biology, Chemistry or Physics, or these students, 64 are female. There are 50 Biology students of whom 40 are female and 30 Chemistry
students of whom 10 are female.
(a) Find the probability that a randomly chosen student is male, given that the student is taking
Physics.
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