In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Input: Consider Input: Problem: to produce an annual income of rs . 800 from a 8 % stock at 90 , what is the amount of stock needed ?
Options: a ) 10000 , b ) 11000 , c ) 12000 , d ) 13000 , e ) 14000

Output: a

Input: Consider Input: Problem: uncle bruce is baking chocolate chip cookies . he has 50 ounces of dough ( with no chocolate ) and 40 ounces of chocolate . how much chocolate is left over if he uses all the dough but only wants the cookies to consist of 30 % chocolate ?
Options: a ) 22.86 , b ) 23.86 , c ) 25 , d ) 26 , e ) 27

Output: a

Input: Consider Input: Problem: 75 is what percent of 125 ?
Options: a ) 60 % , b ) 40 % , c ) 45 % , d ) 50 % , e ) 55 %
Output: a