If the a radio is sold for rs 490 and sold for rs 465.50.find loss%.  Choose the most appropriate option:  A) 4 %  B) 5 %  C) 6 %  D) 3 %  E) 5.5 %

Rationale: "sol . cp = rs 490 , sp = 465.50 . loss = rs ( 490 - 465.50 ) = rs 24.50 . loss % = [ ( 24.50 / 490 ) * 100 ] % = 5 % answer is b ."
Answer: B