A bag contains 9 red marbles, 10 white, 5 blue. If 6 are dr…
A bag contains 9 red marbles, 10 white, 5 blue. If 6 are drawn at random, what is the probability of: a) 3 blue (2 marks) b) same number of each colour (2 marks) c) none will be red (2 marks) d) all 6 will be the same colour (2 marks)
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