A watch was sold at a loss of 9%. If it was sold for Rs.220 more, there would have been a gain of 4%. What is the cost price?  Select the correct option:
A) 1000  B) 2876  C) 1977  D) 2778  E) 1692

Rationale: "91 % 104 % - - - - - - - - 13 % - - - - 220 100 % - - - - ? = > rs . 1692 answer : e"
Answer: E