The true discount on a bill of Rs.270 is Rs.45.The banker's discount is Choose the correct choice from the following answers.
A) 54	B) 55	C) 56	D) 57	E) none of these

Rationale: solution p . w = rs . ( 270 - 45 ) = rs . 225 s . i on rs . 270 = rs . ( 45 / 225 x 270 ) = rs . 54 . answer a
Answer: A