A) \[\frac{9}{128}\]
B) \[\frac{63}{256}\]
C) \[\frac{1}{2}\]
D) \[\frac{193}{256}\]
Correct Answer: B
Solution :
Required probability \[={}^{10}{{C}_{5}}\times {{\left( \frac{1}{2} \right)}^{5}}.{{\left( \frac{1}{2} \right)}^{5}}=\frac{63}{256}.\]
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