Question
Out of 8 white marbles, 5 blue marbles, in how many ways
we select one or more marbles?Solution
We can select any combination of balls from 0 to 9 White marbels and from 0 to 5 blue marbels The total number of ways is given by: (8 + 1) × (5 + 1) = 9 × 6 = 54 ways. 9 × 6 = 54 54 - 1 = 53
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