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 bowl of fruit contains 10 apples and 23 oranges . how many oranges must be removed so that 50 % of the pieces of fruit in the bowl will be apples ? 
Options: a ) 3 , b ) 13 , c ) 14 , d ) 17 , e ) 20
[EX A]: b

[EX Q]: Problem: a shopkeeper sells 300 metres of cloth for rs . 18000 at a loss of rs . 5 per metre . find his cost price for one metre of cloth ? 
Options: a ) 12 , b ) 27 , c ) 29 , d ) 50 , e ) 65
[EX A]: e

[EX Q]: Problem: a candidate got 35 % of the votes and lost to the rival by 1800 votes . how many votes were cast ? 
Options: a ) 5500 , b ) 6000 , c ) 6500 , d ) 7000 , e ) 7500
[EX A]:
b