Number System
A basket contains 5 blue, 4 green and 3 red ball. If three balls are picked at random, what is the probability that at least one is red ?

31/58
37/52
32/51
34/55

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Number System
A box contains 5 red, 4 black and 4 blue balls. If 3 balls are drawn randomly from the box, what is the probability that there are exactly 2 blue balls in the three drawn balls ?

28/144
27/143
29/145
30/146

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP