a grocer bought sugar worth rs 4500 he sold 1/3at gain 10%at what gain %must remaining sugar sold to have a gain 12% on the whole
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5040rs................if sugar is sold @12%profit...
1650rs........... if 1/3 of sugar is sold..@10% profit...
3000rs.... is cp of remaining sugar i.e 1/4 sugar
390rs =5040 -4650rs....(if whole sugar was sold @12%profit - (3000+1650)....)
390=Y ×(3000/100)...
Y=13%.....
hope it helps....
1650rs........... if 1/3 of sugar is sold..@10% profit...
3000rs.... is cp of remaining sugar i.e 1/4 sugar
390rs =5040 -4650rs....(if whole sugar was sold @12%profit - (3000+1650)....)
390=Y ×(3000/100)...
Y=13%.....
hope it helps....
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