A man sells a horse for Rs.600 and loses something, if he had sold it for Rs.720 , his gain would have been double the former loss. Find the cost price of the horse?
Options:
A) 27
B) 98
C) 27
D) 40
E) 71
CP = SP + 1CP = SP - g   600 + x = 720 - 2x   3x = 120 =&gt; x = 40   Answer:40
<result>D</result>
A man sells a horse for Rs.600 and loses something, if he had sold it for Rs.720 , his gain would have been double the former loss. Find the cost price of the horse?