Mathematics for IGCSE & O level - Probability (Section 6 - No. 9) | ExamPlay

Mathematics for IGCSE & O level - Probability (Section 6 - No. 9)

A bag contains 5 red marbles and 7 blue marbles. What is the probability of selecting a red marble?

5/7

7/12

5/12

1/2

설명

There are 5 red marbles out of 12 total (5+7).

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