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'.

Example Input: Problem: when the price of sugar was increased by 32 % , a family reduced its consumption in such a way that the expenditure on sugar was only 10 % more than before . if 30 kg were consumed per month before , find the new monthly consumption .
Options: a ) 20 kg , b ) 25 kg , c ) 30 kg , d ) 35 kg , e ) none of these
Example Output: b

Example Input: Problem: 1 , 3,5 , 7,9 , . . 50 find term of sequnce for this .
Options: a ) 1356 , b ) 1557 , c ) 1688 , d ) 1700 , e ) 2500
Example Output: e

Example Input: Problem: the average weight of a group of boys is 30 kg . after a boy of weight 40 kg joins the group , the average weight of the group goes up by 1 kg . find the number of boys in the group originally ?
Options: a ) 14 , b ) 5 , c ) 6 , d ) 7 , e ) 9
Example Output:
e