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'.
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Question: Problem: a candidate got 35 % of the votes polled and he lost to his rival by 2340 votes . how many votes were cast ? 
Options: a ) 7500 , b ) 3388 , c ) 2665 , d ) 7800 , e ) 2661

Answer: d


Question: Problem: a , b and c invested rs . 8000 , rs . 4000 and rs . 8000 respectively in a business . a left after six months . if after eight months , there was a gain of rs . 4005 , then what will be the share of b ? 
Options: a ) rs 690 , b ) rs 790 , c ) rs 890 , d ) rs 990 , e ) none of these

Answer: c


Question: Problem: in how many years will a sum of money doubles itself at 30 % per annum on simple interest ? 
Options: a ) 7 % , b ) 3 % , c ) 5 % , d ) 8 % , e ) 2 %

Answer:
b