christinagloveow2o14 christinagloveow2o14

10-09-2017
Mathematics

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8 songs 2 rock song,4 reggae,2 country what is the probability first song country second song reggae

8 songs 2 rock song4 reggae2 country what is the probability first song country second song reggae class=

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musiclover10045 musiclover10045

10-09-2017

8 songs, 2 are country so a 2/8 , reduces to 1/4 probability of a country song

then there are 7 songs left 4 are reggae so a 4/7 probability

1/4 * 4/7 = 4/28 reduces to 1/7 probability

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