NCHMCT JEE 2020 Question Paper with solutions for online practice

Question : 83 of 200

Marks: +1, -0

If the cost price is

95 \%

of the selling price, what is the profit per cent?

Solution:

If the cost price be

x

, then

{SP}=\;{100}/{95} x= {ı} \;{20}/{19} x

∴ \;\; \;\text " Gain "\; \;\; =\;{20 x}/{19}-x=\;\text " ई "\; \;{x}/{19}

∴ \;\; \;\text " Gain "\; \% \;\; =\;{\;\text " Gain "\;}/{ {CP}} × 100

\;\; =\;{\;{x}/{19}}/{x} × 100=5.26 \%

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