If a man reduces the selling price of a fan from Rs.400 to Rs.380, his loss increases by 2%. The cost price of the fan is  Select the correct option
A) Rs. 480  B) Rs. 500  C) Rs. 600  D) Rs. 1000  E) None
Let C.P be Rs.x   Then, 2% of x	=(400 - 380)= 
<gadget id="calculator">(400 - 380)</gadget>
<output>20</output>
20   x/50= 20   x=1000.   Answer Rs. 1000
<result>D</result>
If a man reduces the selling price of a fan from Rs.400 to Rs.380, his loss increases by 2%. The cost price of the fan is