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'.

[Q]: Problem: the profit earned by selling an article for rs . 832 is equal to the loss incurred when the same article is sold for rs . 448 . what should be the sale price for making 80 % profit ? 
Options: a ) 1152 , b ) 230 , c ) 960 , d ) 780 , e ) 400
[A]: a


[Q]: Problem: at an election 2 candidates are participated and a candidate got 20 % of votes and defeated by 500 . and 10 votes are invalid . find the total polled votes ? 
Options: a ) 843 , b ) 1023 , c ) 965 , d ) 413 , e ) 1245
[A]: a


[Q]: Problem: the price of maruti car rises by 30 percent while the sales of the car come down by 20 % . what is the percentage change in the total revenue ? 
Options: a ) - 4 % , b ) - 2 % , c ) + 4 % , d ) + 2 % , e ) none of these
[A]:
c