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9.(i) A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) red ?
Answers (1)
Given,
Total number of balls in the bag = 5 + 8 + 4 = 17
(i) Let R be the event that the ball taken out is red
The number of possible outcomes = 17
The number of outcomes favourable to the event R = 5
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