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Bag contains 5 blue blocks and 3 red blocks and 2 yellow blocks so what is the probability that someone will draw a red block and replace it and then a draw a blue block at random?
Wiki User
∙ 13y ago
The probability of drawing a particular color is the number of blocks that color, over the total number of blocks. Since these are disjoint events, the solution is the product of the two probabilities of the draws. So:
P(red, blue) = P(red) * P(blue) = (3/10) * (5/10) = 15/100 or 3/20
Wiki User
∙ 13y ago
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