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7. A bag contains 7 blue, 8 red , 6 green and 5 yellow balls. A ball is drawn at randomFind the probability of gettinga) a green ballb) a yellow ballc) a white ball |
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Answer» Number of blue balls=7Number of red balls=8Number of green balls=6Number of yellow balls=5Total number of balls=7+8+6+5=26we know that, probability of finding a specific ball= (number of that specific ball)/(Total number of balls) a) probability of finding a green ball=6/26=3/13 b)probability of finding a yellow ball=5/26 c)probability of finding a white ball=0/26=0 |
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