If the cost price of 10 articles is equal to the selling price of 7 articles, then the gain or loss percent is = ?
A. 51% gain
B. $$42\frac{6}{7}$$% gain
C. 35% loss
D. $$42\frac{6}{7}$$% loss
Answer: Option B
Solution (By Examveda Team)
According to the question,10 Cost Price = 7 Selling Price
$$\eqalign{ & \frac{{{\text{CP}}}}{{{\text{SP}}}} = \left. {\frac{7}{{10}}} \right\rangle {\text{3 unit profit}} \cr & {\text{Profit}}\% = \frac{3}{7} \times 100 \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = 42\frac{6}{7}\% {\text{ gain}} \cr} $$
This Question Belongs to Arithmetic Ability >> Profit And Loss
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