A watch was sold at a loss of 36%. If it was sold for Rs.140 more, there would have been a gain of 4%. What is the cost price?
Choose the correct choice from the following options.
A) 350  B) 288  C) 799  D) 778  E) 901

Rationale: "64 % 104 % - - - - - - - - 40 % - - - - 140 100 % - - - - ? = > rs . 350 answer : a"
Answer: A