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: a fellow borrowed a certain sum of money at 5 % per annum at simple interest and in 5 years the interest amounted to rs . 2250 less than the sum lent . what was the sum lent ? 
Options: a ) 1050 , b ) 1220 , c ) 1250 , d ) 1060 , e ) 3000
[A]: e


[Q]: Problem: machine p and machine q are each used to manufacture 660 sprockets . it takes machine p 10 hours longer to produce 660 sprockets than machine q . machine q produces 10 % more sprockets per hour than machine a . how many sprockets per hour does machine a produce ? 
Options: a ) 5 , b ) 15 , c ) 55 , d ) 95 , e ) 6
[A]: e


[Q]: Problem: by selling 22 pencils for a rupee a man loses 20 % . how many for a rupee should he sell in order to gain 20 % ? 
Options: a ) 83 , b ) 63 , c ) 53 , d ) 33 , e ) 13
[A]:
d