Mathematics, 17.08.2020 22:01 cowerdwhisper23

in a class of 40 students, 30 students read chemistry, 40 students read physics, if all students read at least one of the subject, find the probability a students is selected at random will read only chemistry

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in a class of 40 students, 30 students read chemistry, 40 students read physics, if all students rea...

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