Mathematics, 30.03.2021 02:50 namira16

An urn contains four red marbles and five blue marbles. What is the probability of selecting at random, without replacement, two red marbles? A. 16/72
B. 20/72
C. 12/72
D. 20/81
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An urn contains four red marbles and five blue marbles. What is the probability of selecting at rand...