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: the greatest number which on dividing 1657 and 2037 leaves remainders 10 and 7 respectively , is : 
Options: a ) 123 , b ) 1 , c ) 235 , d ) 305 , e ) 505

Output: b


Input: Consider Input: Problem: how much percentage 80 is of 480 ? 
Options: a ) 16.5 , b ) 14.33 , c ) 12.5 , d ) 15.8 , e ) 16.66

Output: e


Input: Consider Input: Problem: what two - digit number is less than the sum of the square of its digits by 12 and exceeds their doubled product by 5 ? 
Options: a ) 95 , b ) 99 , c ) 26 , d ) 73 , e ) none of the above


Output: b