please solve this..........
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Total balls=7+6+8=21
1) If green ball is taken out = 7/21=1/3
2) if blue ball is taken =8/21
3) no yellow ball =7+8/21=5/7
1) If green ball is taken out = 7/21=1/3
2) if blue ball is taken =8/21
3) no yellow ball =7+8/21=5/7
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