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'.

[EX Q]: Problem: a candidate got 33 % of the votes polled and he lost to his rival by 833 votes . how many votes were cast ? 
Options: a ) 2250 , b ) 2450 , c ) 2650 , d ) 2850 , e ) 3050
[EX A]: b

[EX Q]: Problem: rs . 1500 is divided into two parts such that if one part is invested at 6 % and the other at 5 % the whole annual interest from both the sum is rs . 86 . how much was lent at 5 % ? 
Options: a ) 388 , b ) 2998 , c ) 277 , d ) 500 , e ) 400
[EX A]: e

[EX Q]: Problem: the price of a jacket is reduced by 25 % . during a special sale the price of the jacket is reduced another 30 % . by approximately what percent must the price of the jacket now be increased in order to restore it to its original amount ? 
Options: a ) 105 , b ) 45 , c ) 85 , d ) 95 , e ) 90.5
[EX A]:
e