By selling an article at Rs.800, a shopkeeper makes a profit of 25%. At what price should he sell the article so as to make a loss of 50%? Select the correct option.
A) s.429 B) s.480 C) s.320 D) s.128 E) s.419
SP = 800   Profit = 25%   s.320P = (SP)*[100/(100+P)]   = 800 * [100/125]   = 640   Loss 800 *  100/125= 
<gadget id="calculator">800 *  100/125</gadget>
<output>640</output>
640   Loss= 50% = 50% of 640 = Rs.320   SP = s.320P - Loss = 640 - 320   = Rs.320   Answer:s.320
<result>C</result>
By selling an article at Rs.800, a shopkeeper makes a profit of 25%. At what price should he sell the article so as to make a loss of 50%?