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A box contains 2 red, 3 blue and 4 black balls. If a ball is drawn at ..
A box contains 2 red, 3 blue and 4 black balls. If a ball is drawn at random, then what is the probability that it is blue or black? => 7 9..
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a) The probability of drawing a white ball in the first draw is . Since the ball is replaced, the probability of getting white ball in the second draw is also . b) The probability of drawing a white ball in the first draw is..
a) The probability of drawing a white ball in the first draw is . Since the ball is replaced, the probability of getting white ball in the second draw is also . b) The probability of drawing a white ball in the first draw is..A box contains 4 red balls, 3 white balls, 2 blue balls, and 1 yellow ..
A box contains 4 red balls, 3 white balls, 2 blue balls, and 1 yellow ball. Ten balls are drawn at random. What is the probability that 8 a..
Urn 1 contains 4 red balls and 5 black balls. Urn 2 contains 3 red bal..
Urn 1 contains 4 red balls and 5 black balls. Urn 2 contains 3 red balls and 3 black balls. Urn 3 contains 2 red b..
A box contains 4 red balls, 3 white balls, 2 blue balls and 1 yellow b..
A box contains 4 red balls, 3 white balls, 2 blue balls and 1 yellow ball. Find the probability that in 10 drawings, 4 red, 3 white, 2 ..
A box contains 1 green ball, 2 white balls, 3 red balls and 4 blue bal..
A box contains 1 green ball, 2 white balls, 3 red balls and 4 blue balls. Select the figure which represents the probability distribution for getting a ball X. => Figure..
A box has 1 red ball, 1 green ball and 1 blue ball. 2 balls are drawn ..
A box has 1 red ball, 1 green ball and 1 blue ball. 2 balls are drawn from the box one after the other, without replacing the first ball drawn. Using the tree diagram, find the nu..
A box consists of 5 white and 4 black balls. A ball is selected at ran..
A box consists of 5 white and 4 black balls. A ball is selected at random and is not replaced. A second ball is selected. Find the probability that both the balls are black. => 1 6 8 1 or 7 1 7 or 1 ..
A box consists of 5 white and 4 black balls. A ball is selected at ran..
A box consists of 5 white and 4 black balls. A ball is selected at random and is not replaced. A second ball is selected. Find the probability that the second ball is black, given that the first ..
A box consists of 5 white and 4 black balls. A ball is selected at ran..
A box consists of 5 white and 4 black balls. A ball is selected at random and is not replaced. A second ball is selected. Find the probability that both the balls are white. => 5 1 8 or 1 3 or 6 1 1 ..
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