A sum was put at simple interest at certain rate for 3 years. Had it been put at 1% higher rate it would have fetched Rs. 72 more. The sum is: A. Rs. 2,400 B. Rs. 2,100 C. Rs. 2,200 D.Rs. 2,480	Choose the correct choice from the following answers.
A) 2000 B) 2100 C) 2200 D) 2300 E) 2400

Rationale: 1 percent for 3 years = 72 1 percent for 1 year = 24 = > 100 percent = 2400 answer : e
Answer: E