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Mathematics, 05.10.2019 02:30 yedida

Suppose is a semester that 38% of students at a college failed mathematics, 27% failed physics, and
9% failed both. a student is selected at random.
a)if a student failed physics, what is the probability that he or she failed math?
b)if a student failed math, what is the probability he or she failed physics?
c) what is the probability that he or she failed math or physics?

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