The selling price of 7 pens is equal to the cost of 8 pens find the given percentage
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Step-by-step explanation:
sp of 7 pencil = cp of 8pencil
7sp= 8cp
sp/cp= 8/7
sp=8, cp=7
sp>cp so here is gain
gain = sp-cp
gain = 8-7
gain = 1
gain% = (gain/cp)×100
= (1/7)×100
= 100/7
= 13 9/7
#666
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