TASK DEFINITION: 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'.
PROBLEM: Problem: if 15 ! / 3 ^ x is an integer , what is the greatest possible value of x ? 
Options: a ) 3 , b ) 4 , c ) 5 , d ) 6 , e ) 7

SOLUTION: d

PROBLEM: Problem: 1 , 6 , 16 , 31 , 51 , ( . . . . ) 
Options: a ) 61 , b ) 66 , c ) 76 , d ) 86 , e ) 83

SOLUTION: b

PROBLEM: Problem: for what value of x , is | x – 5 | + | x + 4 | + | x | = 14 ? 
Options: a ) 0 , b ) 3 , c ) 4 , d ) - 4 , e ) 5

SOLUTION:
e