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7.Profit and Loss
medium
On a certain item profit is $150 \% .$ If the cost price increase by $25 \%$ what will be the new profit margin $($ in $\%)$
A
$25$
B
$50$
C
$100$
D
$75$
Solution
Let .$c.p.$ $100$
$.S.p.$ $100+150=250$
New $.c.p.$ $100+25=125$
New profit $250-125=125$
Profit $\%( cp / sp ) \times 100=(125 / 125) \times 100=100 \%$
Standard 13
Quantitative Aptitude