03-11-2016
Mathematics

contestada

A bucket contains 3 red tiles, 4 blue tiles and 5 green tiles. A tile is taken out and replaced and then another tile is removed. What is the probability that the first tile was red and the second tile was green

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03-11-2016

Red tile: 3/12
Green tile: 5/12

(Numerator: Color tiles, Denominator: Total tiles in the bucket)

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