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 maximum number of student amoung them 1204 pens and 840 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is :
Options: a ) 91 , b ) 28 , c ) 56 , d ) 89 , e ) none of these

Output: b

Input: Consider Input: Problem: given f ( x ) = 3 x 5 , for what value of x does 2 * [ f ( x ) ] 10 = f ( x 2 ) ?
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5

Output: c

Input: Consider Input: Problem: two heavily loaded sixteen - wheeler transport trucks are 787 kilometers apart , sitting at two rest stops on opposite sides of the same highway . driver a begins heading down the highway driving at an average speed of 90 kilometers per hour . exactly one hour later , driver b starts down the highway toward driver a , maintaining an average speed of 80 kilometers per hour . how many kilometers farther than driver b , will driver a have driven when they meet and pass each other on the highway ?
Options: a ) 90 , b ) 131 , c ) 150 , d ) 320 , e ) 450
Output: b