Question

A ball is draw at random form a box containing 6 red balls, 4 white balls and 5 blue balls. what is the probability that the ball drawn is (1)red (2)white (3)blue (4)red or blue

Answer 1

1 = 6 out of 15
2 = 4 out of 15
3 = 5 out of 15
4 = 11 out of 15

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