MATHEMATICS · Subjective · CBSE · Mathematics · Probability · Probability
Problem
A man drives his car to work 80% of the time. The remainder of the time he rides his bicycle. When he rides his bicycle to work he is late 25% of the time. When he drives his car to work he is late 15% of the time. On a particular day, the man arrives early. Find the probability that he rode his bicycle to work that day.