Answers

2016-02-21T22:23:28+08:00
5/26 + 15/26 = 20/26 = 10/13
so the probability that it will be white or green is 10/13
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2016-02-21T22:30:11+08:00
total balls= 26
white ball=5/26
red ball =6/26
green ball = 15/26
 probability of white or green =5/26 + 15/26
=20/26 =10 /13
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