A man sells an article at 10% gain. Had be sold at for Rs.60/- more he could have gained 20% what is cost price of article	Choose the correct answer.
A) Rs.500 B) Rs.600 C) Rs.650 D) Rs.760 E) Rs.800
First selling price = 110 % -----&gt; X Rupees   =sold at for Rs.60/- = 120 % -----&gt; X + 60 Rupees   ~   ----------------------------------------------   10 % --------&gt; 60   100 % -------&gt;Rs.600/-   Option 'Rs.600'
<result>B</result>
A man sells an article at 10% gain. Had be sold at for Rs.60/- more he could have gained 20% what is cost price of article