By selling a pen for $R s . 165$ , Mukti gains $10 %$ . If she had sold it for $R s . 157.50$ , what percentage would she have lost or gained?

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Solution

Given if selling price of pen = Rs 165
gain = 10
Let cost price be c
then gain = SP-CP
CP= 165-10= 155 Rs
if selling price is = Rs 157.50
then loss = SP-CP
loss = 157.50-755
loss = 2.50 Rs
then loss % = $\frac{2.50}{155} \times 100 \Rightarrow 1.61$ %
$∴$ loss % is 1.61 %

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By selling a pen for Rs. 165, Mukti gains 10%. If she had sold it for Rs. 157.50, what percentage would she have lost or gained?

Given if selling price of pen = Rs 165gain = 10Let cost price be cthen gain = SP-CPCP= 165-10= 155 Rsif selling price is = Rs 157.50then loss = SP-CPloss = 157.50-755loss = 2.50 Rsthen loss % = 2.50155×100⇒1.61%∴ loss % is 1.61 %

By selling a pen for $R s . 165$ , Mukti gains $10 %$ . If she had sold it for $R s . 157.50$ , what percentage would she have lost or gained?

Given if selling price of pen = Rs 165
gain = 10
Let cost price be c
then gain = SP-CP
CP= 165-10= 155 Rs
if selling price is = Rs 157.50
then loss = SP-CP
loss = 157.50-755
loss = 2.50 Rs
then loss % = $\frac{2.50}{155} \times 100 \Rightarrow 1.61$ %
$∴$ loss % is 1.61 %