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1. |
A basket contains 6 blue, 2 red,4 green and 3 yellow balls. If four balls are picked up at random, what is the probability that 2 are red 2 are green? |
A. | $\frac{{4}}{{15}}$$ |
B. | $\frac{{5}}{{27}}$$ |
C. | $\frac{{1}}{{3}}$$ |
D. | $\frac{{2}}{{445}}$$ |
E. | one of these |
Answer» E. one of these | |