A) 50/51
B) 49/50
C) 51/50
D) 50/49
Correct Answer: A
Solution :
We know\[\beta =\frac{\alpha }{1-\alpha },\]Given\[\beta =50\] So, \[50=\frac{\alpha }{1-\alpha }\] \[50-50\alpha =\alpha \] \[50=51\alpha \]
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