17 articles were bought for Rs. 3,910 and sold for Rs. 4,590. How much was the approximate profit percentage per article ?
Cost price of 1 article = Rs. $$\frac{3910}{17}$$ = Rs. 230
Selling price of 1 article = Rs. $$\frac{4590}{17}$$ = Rs. 270
Profit % = $$\frac{270 - 230}{230} * 100$$
= 17.39% $$\approx$$ 17%
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