by selling 5 articles, a shopkeeper gain equal to the cost price of 1 article. find his gain percent.
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5 x Gain = Cost Price
Gain = Cost Price / 5 (1)
Gain % =( Gain x 100 ) / Cost Price
So, Gain % =( (Cost Price / 5) x 100 ) / Cost Price
[ By (1) ]
Gain % = Cost Price x 20 / Cost Price
So , Gain % = 20%
Gain = Cost Price / 5 (1)
Gain % =( Gain x 100 ) / Cost Price
So, Gain % =( (Cost Price / 5) x 100 ) / Cost Price
[ By (1) ]
Gain % = Cost Price x 20 / Cost Price
So , Gain % = 20%
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