## A chair is sold for Rs.825. gain is 10%. find C.P.

S.P. = 825 gain = 10% C.P. = 825 $\times $ $\frac{100}{100 + 10}$ 825 $\times $ $\frac{100}{110}$ = 750 C.P. = 750

» Read moreS.P. = 825 gain = 10% C.P. = 825 $\times $ $\frac{100}{100 + 10}$ 825 $\times $ $\frac{100}{110}$ = 750 C.P. = 750

» Read moreC.P. = 750 loss = 4% S.P. = 750 $\times $ $\frac{100 – 4}{100}$ 750 $\times $ $\frac{96}{100}$ = 360

» Read moreC.P. = 750 gain = 10% S.P. = 750 $\times $ $\frac{100 + 10}{100}$ 750 $\times $ $\frac{110}{100}$ = 825 $\therefore$ S.P. = 825

» Read moreLoss = 450 – 405 = 45 Loss% = $\frac{45}{450}$ $\times $ 100 = 10 $\therefore$ loss% = 10

» Read moreS.P. = 495 C.P. = 450 Gain = 495 – 450 = 45 Gain % = $\frac{45}{450}$ $\times $ 100 = 10 $\therefore$ gain% = 10

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