A watch was sold at a loss of 46%. If it was sold for Rs.140 more, there would have been a gain of 4%. What is the cost price? Choose one:  A) 280  B) 288  C) 279  D) 277  E) 290
54%   104%   --------   50% ---- 140   100% ---- ? =&gt; Rs.280   280nswer: 280
<result>A</result>
A watch was sold at a loss of 46%. If it was sold for Rs.140 more, there would have been a gain of 4%. What is the cost price?