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'.

[EX Q]: Problem: ( x + 3 ) is a factor in x ^ 2 - mx - 15 . what is the value of m ?
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5
[EX A]: b

[EX Q]: Problem: how many halves are there in 9 - fourth ?
Options: a ) 8 , b ) 4.5 , c ) 3.2 , d ) 7 , e ) 3
[EX A]: b

[EX Q]: Problem: find the least number of complete years in which a sum of money put out at 33.3 % compound interest will be more than double of itself ?
Options: a ) 3 , b ) 4 , c ) 5 , d ) 6 , e ) 7
[EX A]:
a