What is the rate percent when the simple interest on Rs.800 amount to Rs.192 in 4 Years?	Choose the correct choice from the following answers.
A) 5 %  B) 6 %  C) 3 %  D) 9 %  E) 1 %

Rationale: "192 = ( 800 * 4 * r ) / 100 r = 6 % answer : b"
Answer: B