What sum of money will produce Rs.70 as simple interest in 4 years at 3 1/2 percent?
Choose the most appropriate option
A) 289  B) 500  C) 188  D) 666  E) 155

Rationale: "70 = ( p * 4 * 7 / 2 ) / 100 p = 500 answer : b"
Answer: B