Marked price of article = 1600/0.80 = Rs. 2000 Cost price of the article = 1600/0.92 = Rs. 1739.13 ATQ- Mark price = cost price (1+p/100) 2000 =1739.13(1+p/100) 2000/1739.13 =(1+p/100) 1.15 =1+p/100 p/100 =0.15 p =15%
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