Question: A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of randomly selecting a red marble? What is the probability?
(A) 1/2
(2) 1/3
(3) 1/4
(4) 1/5
Solution:
The probability of an event is given by : Probability = Number of favorable outcomes/Total number of outcomes Here, the total number of marbles is 5+3+2=10, and there are 5 red marbles: Probability of red = 5â10 = 1â2
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