Question

The cost price of 12 candles is equal to the selling price of 15 candles. find the loss percent.​

Answer 1

$\cal\red{\underline{\overline{\mid{\orange{Solution :}}\mid}}}$

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★$\tt{Let \:SP \:of \:one \:candle \:be\: Rs.1}$

★$\tt{Then \:SP\: of\: 15 \:candles\:= \:Rs. 15}$

★$\tt{Hence, \:CP\: of \:12 \:candles\:=\:Rs.15}$

★$\tt{And\: SP\: of\: 12\: candles\:=\:Rs.12}$

★$\tt{Therefore\: loss\: =\: CP−SP}$$\tt{= \:Rs.15\:−\:Rs.12}$

$\tt{=\: Rs.3}$$\tt\blue{Ans}$

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