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: which number need to add to 7844213 to get a number exactly divisible by 549 ?
Options: a ) 418 , b ) 148 , c ) 448 , d ) 248 , e ) 348
[EX A]: c

[EX Q]: Problem: a company produces on an average 4000 items per month for the first 3 months . how many items it must produce on an average per month over the next 9 months , to average of 4375 items per month over the whole ?
Options: a ) 4500 , b ) 4600 , c ) 4680 , d ) 4710 , e ) none
[EX A]: a

[EX Q]: 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
[EX A]:
b