1.

A shopkeeper bought some pencilsaRs. 18 a dozen and sold them atprofit of 20%. Find the selling price ppencil:

Answer»

CP = 18 ruppesgain percentage= 20selling price = sp-cp/CP*100 = 20(sp-18/18)*100= 20sp-18= 20*18/100sp= 18+3.621.6rupee



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