Question

A box contain 7 green marbles & 5 white marbles,3 black marbles, 6 blue marbles, 1 marble is chosen random .what is the probability of getting? i) green marbles ii) white and blue marbles iii) not a green and black marbles .

Answer 1

green Mable 6/22
white and blue marbles 11/22 or 1/2
not a green not a black marbles 12/22

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