A) 10 : 1
B) 1 : 11
C) 9 : 10
D) None of these
Correct Answer: A
Solution :
Required probability \[=\frac{(21)\,!\,2\,!}{(22)\,!}=\frac{1}{11}=\frac{1}{1+10}\] . \ Odds against = 10 : 1.You need to login to perform this action.
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