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Question Number 126655 by zakirullah last updated on 23/Dec/20

Answered by physicstutes last updated on 23/Dec/20

$$\mathrm{So}\mathrm{he}\mathrm{is}\mathrm{selling}\mathrm{at}\mathrm{Rs}2000\left(\mathrm{SP}\right)\mathrm{and}\mathrm{he}\mathrm{gives}\mathrm{his}\mathrm{customers}20\mathrm{\%}\mathrm{discount}.$$$$\mathrm{let}\mathrm{the}\mathrm{cost}\mathrm{price}\mathrm{of}\mathrm{his}\mathrm{good}\left(\mathrm{CP}\right)=x$$$$\mathrm{\%}\mathrm{profit}=\frac{\mathrm{actual}\mathrm{profit}}{\mathrm{CP}}\times 100\mathrm{\%}$$$$\mathrm{actual}\mathrm{profit}=\mathrm{SP}-\mathrm{CP}=2000-x$$$$\Rightarrow 25=\frac{2000-x}{x}\times 100.......\left(\mathrm{i}\right)$$$$25x=200000-100x$$$$x_1=\mathrm{Rs}1600=\mathrm{CP}$$

Commented by zakirullah last updated on 23/Dec/20

$$\mathit{a}\mathit{b}\mathit{o}\mathit{u}\mathit{n}\mathit{d}\mathit{l}\mathit{e}\mathit{o}\mathit{f}\mathit{t}\mathit{h}\mathit{a}\mathit{n}\mathit{k}\mathit{s}$$

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