The ratio of cost price and selling price of an article is 20 : 21. The gain percent on it is = ?
A. 4
B. 5
C. 6
D. 10
Answer: Option B
Solution (By Examveda Team)
According to the question,$$\eqalign{ & \frac{{{\text{CP}}}}{{{\text{SP}}}} = \left. {\frac{{20}}{{21}}} \right) + 1 = {\text{Profit}} \cr & {\text{Profit }}\% = \frac{1}{{20}} \times 100 \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = 5\% \cr} $$
This Question Belongs to Arithmetic Ability >> Profit And Loss
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