Mathematics, 04.08.2021 08:10, Sfowler5129

A laborer of an industry uses bus or train to reach the industry. The ratio of using bus and train is 3:7. The probability that the laborer
reaches to the industry late is 0.25 if he uses bus and the same
probability if he uses train is 0.05. One day he reaches to the
industry late. Find the probability that he uses train or bus.

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A laborer of an industry uses bus or train to reach the industry. The ratio of using bus and train...