Answers

2016-03-31T15:14:47+05:30
Let the cp of  the article be Rs x.
sp of the article when it was at a loss of 20%=Rs{x-(x*20/100)}
                                                                       =Rs4x/5
ATP
 new sp=Rs(4x/5+663)
 profit=12.5%
 now,
 663=x*125/1000.
 therefore,x=5304.

the cp of the article is rs 5304.     
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