A) 149
B) 168
C) 138
D) 156
Correct Answer: C
Solution :
(c): Let \[C.P=x\] \[S.P=x+\frac{1}{6}x=\frac{7}{6}x\] Now, \[\frac{7}{6}x=161\Rightarrow x=\frac{^{3}\cancel{161}\times 6}{\cancel{7}}=23\times 6=138.\]
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