Rs.100 amounts to Rs.320 in 4 years at simple interest. If the interest is increased by 3%, it would amount to how much?  Choose the correct choice
A) 246  B) 650  C) 110  D) 240  E) 360

Rationale: "( 100 * 4 * 3 ) / 100 = 12 100 + 12 = 112 answer : c"
Answer: C