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Mathematics, 27.06.2019 07:00 jakeit432

Four balls are placed in a bowl. one green, one black and two yellow. the bowl is shaken and someone draws two balls from the bowl. he looks at the balls and announces that at least one of them is yellow. what are the chances that the other drawn ball is yellow?

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Four balls are placed in a bowl. one green, one black and two yellow. the bowl is shaken and someone...
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