In how many years Rs 160 will produce the same interest at 8% as Rs. 500 produce in 4 years at 8% Choose one:	A) 13	B) 13.5	C) 11.5	D) 12.5	E) 12

Rationale: "explanation : clue : firstly we need to calculate the si with prinical 500 , time 4 years and rate 8 % , it will be rs . 160 then we can get the time as time = ( 100 * 160 ) / ( 160 * 8 ) = 12.5 option d"
Answer: D