A sum fetched a total simple interest of Rs. 4016.25 at the rate of 5% p.a. in 5 years. What is the sum? Pick one.
A) 12021
B) 14520
C) 16065
D) 18925
E) 12887

Rationale: "principal = ( 100 * 4016.25 ) / ( 5 * 5 ) = rs . 16065 . answer : c"
Answer: C