A man sells a horse for Rs.140 and loses something, if he had sold it for Rs.980, his gain would have been double the former loss. Find the cost price of the horse? Options:
A) 420
B) 299
C) 277
D) 860
E) 771
CP = SP + 1CP = SP - g   140 + x = 980 - 2x   3x = 840=&gt; x = 280   CP = 280 + 140= 
<gadget id="calculator">280 + 140</gadget>
<output>420</output>
420   420nswer: 420
<result>A</result>
A man sells a horse for Rs.140 and loses something, if he had sold it for Rs.980, his gain would have been double the former loss. Find the cost price of the horse?