1.

A book seller sells a book at a profit of 10% . If he had bought it at 4% less and sold it for Rs. 6 more. He would have gained $$18\frac{3}{4}$$% . The cost price of the book is = ?

A. s. 130
B. s. 140
C. s. 150
D. s. 160
Answer» D. s. 160


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