A sum of Rs.1000 at simple interest amounts to Rs. 1192 in 4 years. The S.I. for 1 year is:	Choose the correct choice from the following options.
A) rs . 45	B) rs . 70	C) rs . 39	D) rs . 72	E) rs . 48

Rationale: s . i . for 4 years = rs . ( 1192 - 1000 ) = rs . 192 . s . i . for 1 year = rs . 192 / 4 = rs . 48 . answer : option e
Answer: E