A fruit seller sells mangoes at the rate of Rs.16 per kg and thereby loses 12%. At what price per kg, he should have sold them to make a profit of 20%?
Choose the correct choice from the following options:
A) rs . 21.81	B) rs . 12	C) rs . 12.25	D) rs . 12.31	E) none

Rationale: "solution 88 : 16 = 120 : x x = ( 16 ã — 120 / 88 ) = rs . 21.81 hence , s . p per kg = rs . 21.81 answer a"
Answer: A