A man buys an article for rs.27.50 and sells it for rs.28.50. find his gain %.
Choose the correct choice from the following choices:
A) 2%
B) 3%
C) 4%
D) 5%
E) 6%
sol. cp=rs27.50, sp=rs 28.50   gain=rs(28.50 â€“27.50)=rs1.10   so gain%={(1.10/27.50)*100= 
<gadget id="calculator">(1.10/27.50)*100</gadget>
<output>4</output>
4%   ANSWER 4%
<result>C</result>
A man buys an article for rs.27.50 and sells it for rs.28.50. find his gain %.