Can someone help me out please :)
Students in a class sit two major exams.
75% of students pas...
Mathematics, 23.07.2020 14:01 123iamthe1
Can someone help me out please :)
Students in a class sit two major exams.
75% of students pass the maths exam.
80% of those who pass
the maths exam
also pass the science exam. 40% of those
who fail the maths exam pass the science
exam. Find the probability that a student
chosen at random:
(b) fails both exams.
%
Answers: 3
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