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'.

Example 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
Example Output: b

Example Input: Problem: ( 32323 + 7344 + 41330 ) - ( 317 x 91 ) = ?
Options: a ) 54210 , b ) 54250 , c ) 52150 , d ) none of these , e ) 521500
Example Output: c

Example Input: Problem: a number when divided by a divisor leaves a remainder of 24 . when twice the original number is divided by the same divisor , the remainder is 11 . what is the value of the divisor ?
Options: a ) 13 , b ) 59 , c ) 35 , d ) 37 , e ) 12
Example Output:
d