By selling 8 dozen pencils, a shopkeeper gains the selling price of one dozen pencils.find the gain percent.a nd its answer is 100/7
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selling price of 1 dozen pencils= x
amount of pencils sold= 8 dozens
price of 8 dozens= 8 x
profit= selling price of 1 dozen pencils
original price = 8-1 = 7 or 7x
thus Gain %= profit/ original price x 100
= x/ 7x x 100
=100/7
14.28 %
amount of pencils sold= 8 dozens
price of 8 dozens= 8 x
profit= selling price of 1 dozen pencils
original price = 8-1 = 7 or 7x
thus Gain %= profit/ original price x 100
= x/ 7x x 100
=100/7
14.28 %
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