If a man reduces the selling price of a fan from 400 to 380 his loss increases by 20% .What is the cost price of fan  Choose one
A) 300	B) 400	C) 500	D) 600	E) 700
increase in loss=20%   consider loss is x initially, so final loss will increase by .2x which is equal to 20.   .2x=20   x=100,   so total cost =selling price +loss=400+100= 
<gadget id="calculator">400+100</gadget>
<output>500</output>
500.   so ans is 500.   ANSWER:500
<result>C</result>
If a man reduces the selling price of a fan from 400 to 380 his loss increases by 20% .What is the cost price of fan