The profit obtained by selling an article for Rs. 57 is the same as the loss obtained by selling it for Rs. 43. What is the cost price of the article?
Choose the correct choice from the following answers:
A) rs . 40
B) rs . 50
C) rs . 49
D) rs . 59
E) none of these

Rationale: "s . p 1 - c . p = c . p – s . p 2 57 - c . p = c . p - 43 2 c . p = 57 + 43 ; c . p = 100 / 2 = 50 answer : b"
Answer: B