Task: Question Answering
Input (English): Problem: a sum of rs . 1550 was lent partly at 5 % and partly at 8 % p . a . simple interest . the total interest received after 3 years was rs . 300 . the ratio of the money lent at 5 % to that lent at 8 % is : 
Options: a ) 16 : 15 , b ) 15 : 16 , c ) 15 : 8 , d ) 8 : 15 , e ) 8 : 17
Output (English): a