The probability of success of three students X,Y and Z in the one examination ar

Question

The probability of success of three students X,Y and Z in the one examination are $$\frac{{1}}{{5}}$$, $$\frac{{1}}{{4}}$$ and $$\frac{{1}}{{3}}$$ respectively. Find the probability of success of at least two.

Options:

A . $$\frac{{1}}{{6}}$$

B . $$\frac{{2}}{{5}}$$

C . $$\frac{{3}}{{4}}$$

D . $$\frac{{3}}{{5}}$$

Answer: Option A

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