A watch was sold at a loss of 15%. If it was sold for Rs.400 more, there would have been a gain of 5%. What is the cost price?  Answers
A) 1600 B) 2998 C) 2778 D) 2788 E) 2991
85%   120%   --------   25% ---- 400   100% ---- ? =&gt; Rs.1600   1600nswer:1600
<result>A</result>
A watch was sold at a loss of 15%. If it was sold for Rs.400 more, there would have been a gain of 5%. What is the cost price?