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: if | 5 x - 5 | = 150 , what is the sum of all the possible values of x ? 
Options: a ) 2 , b ) - 2 , c ) 6 , d ) - 3 , e ) 5

Output: a


Input: Consider Input: Problem: john found that the average of 15 numbers is 40 . if 12 is added to each number then the mean of number is ? 
Options: a ) 52 , b ) 45 , c ) 65 , d ) 78 , e ) 64

Output: a


Input: Consider Input: Problem: find the sum lend at c . i . at 5 p . c per annum will amount to rs . 740 in 2 years ? 
Options: a ) 221 , b ) 287 , c ) 400 , d ) 288 , e ) 671


Output: e