SOLUTION: If four times as many students pass a statistics course as those who fail and one statistics student is selected at random, what is the probability that the student will pass stati

SOLUTION: If four times as many students pass a statistics course as those who fail and one statistics student is selected at random, what is the probability that the student will pass stati

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Question 419631: If four times as many students pass a statistics course as those who fail and one statistics student is selected at random, what is the probability that the student will pass statistics?
Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!

let number of failed students = x
number of passed students = 4x
total students = x + 4x = 5x
probability that a student will pass = 4x/5x = 4/5

answer : 4/5

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