What is the rate percent when the simple interest on Rs.800 amount to Rs.176 in 4 Years? Select the correct option:
A) 5 %
B) 8 %
C) 3 %
D) 9 %
E) 5.5 %

Rationale: "176 = ( 180 * 4 * r ) / 100 r = 5.5 % answer : e"
Answer: E