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M Question 1
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⏱ 0 |
A box contains 18 green balls and 24 blue balls. Each ball is marked with either A, B, or C. Among the green balls, 25%are marked A and 50%are marked C. Among the blue balls, 50% are marked B and 25% are marked C. A player randomly selects one ball. He wins the game if the ball is green and marked C, or blue and marked A or B. What is the probability that he wins? (a) 7/12 (b) 9/10 (c) 7/9 (d) 9/14 |
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