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: the effective annual rate of interest corresponding to a nominal rate of 6 % per annum payable half - yearly is :
Options: a ) 6.09 % , b ) 6.08 % , c ) 6.1 % , d ) 6.07 % , e ) 6.05 %

Output: a

Input: Consider Input: Problem: 150 is what percent of 60 ?
Options: a ) 250 % , b ) 20 % , c ) 50 % , d ) 200 % , e ) 500 %

Output: a

Input: Consider Input: Problem: a candidate got 34 % of the votes polled and he lost to his rival by 640 votes . how many votes were cast ?
Options: a ) 2000 , b ) 2400 , c ) 2800 , d ) 3200 , e ) 3600
Output: a