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प्रश्न
A box contains 5 red marbles, 8 white marbles and 4 grem marbles. One marble is taken out of the box at randam.
What is the probability that the marble taken out wil be
(i) red?
बेरीज
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उत्तर
Total number of marbles = 5 + 8 + 4 = 17
Number of red marbles = 5
Probability of getting a red marble = `"Number of favourable outcomes "/"Total number of outcomes "` = `5/17`
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