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'.

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
b

Problem: population of a city in 20004 was 1000000 . if in 2005 there isan increment of 15 % , in 2006 there is a decrement of 35 % and in 2007 there is an increment of 45 % , then find the population of city at theend of the year 2007 
Options: a ) 2456789 , b ) 3458009 , c ) 3890043 , d ) 3455048 , e ) 1083875
e

Problem: if a speaks the truth 40 % of the times , b speaks the truth 80 % of the times . what is the probability that at least one will tell the truth 
Options: a ) 0.18 , b ) 0.12 , c ) 1.02 , d ) 1.2 , e ) 1.3

b