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Question

A bag contains a red ball, blue ball and an yellow ball. Kritika randomly takes out a ball. Find the probability that she takes out a red ball.

A
23
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B
12
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C
13
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D
1
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Solution

The correct option is C 13
Set of all possible outcomes = { Red, Blue, Yellow}
Total number of possible outcomes = 3.
Let R be the event that she takes out a Red ball.
Number of favourable outcomes = 1.
Probability of picking up a red ball P(R)= Number of favourable outcomesTotal number of outcomes=13

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