.'.'. i will give medal .'.'.
There are 30 students in a class.
20 study physics 15 study chemistry and 3 study neither physics nor chemistry.
(i) complete the venn diagram to show this information.
(ii) Find the number of students who study both physics and chemistry.
(iii) A student is chose at random. Find the probability that the student studies Physics but not chemistry.
(iv) A student who studies physics is chosen at random. Find the probability that this student does not study chemistry.

Question

anonymous · Answer

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