In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Input: Consider Input: Problem: a number when divided by a certain divisor left remainder 241 , when twice the number was divided by the same divisor , the remainder was 115 . find the divisor ?
Options: a ) 370 , b ) 365 , c ) 380 , d ) 367 , e ) 460

Output: d

Input: Consider Input: Problem: how many 3 - digit positive integers are there , where each digit is positive , and no 3 adjacent digits are same ?
Options: a ) 1236 , b ) 504 , c ) 4096 , d ) 4608 , e ) 6561

Output: b

Input: Consider Input: Problem: if 20 % of a class averages 80 % on a test , 50 % of the class averages 60 % on the test , and the remainder of the class averages 40 % on the test , what is the overall class average ?
Options: a ) 80 % , b ) 74 % , c ) 58 % , d ) 56 % , e ) 50 %
Output: c