A) \[\frac{1}{969}\]
B) \[\frac{1}{380}\]
C) \[\frac{5}{20}\]
D) None of these
Correct Answer: A
Solution :
Required probability \[=\frac{5}{20}\times \frac{4}{19}\times \frac{3}{18}\times \frac{2}{17}=\frac{1}{969}.\]
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