question_answer

A sum of Rs. 31500 was lent partly at 7% and partly at 11 % p.a. simple interest. The total interest received after 4 years was Rs. 12708. Find the ratio of money lent at 7% to that lent at 11%.

A) \[4:25\]

B) \[7:29\]

C) \[11:25\]

D) \[8:27\]

E) \[13:27\]