A shopkeeper bought pencils at the rate of 8 pencils for rupees 34 and sold them at the rate of 12 pencils for rupees 57 find his gain %
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- 11whole 36/51 answer later step by step LCM of 8 and12=96 cp of 8pencil 34rs , cp of 1 pencil =4.25. cp of 96pencil=(425/100×96)=408. sp of 12pencil=57rs ,sp of 1 pencil=4.75. sp of 96 pencil= (475 /100×96)=456. sp>cp .Sp=456 , cp=408 gain sp -cp=456 -408=48 .gain %=gain/cp×100= 48/408×100=600/51 =11whole 39/51
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