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: what is the value of â ˆ š 81 % ? 
Options: a ) 25 % , b ) 36 % , c ) 42 % , d ) 60 % , e ) 90 %

A: e
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Q: Problem: if a man lost 4 % by selling oranges at the rate of 72 a rupee at how many a rupee must he sell them to gain 44 % ? 
Options: a ) 41 , b ) 48 , c ) 49 , d ) 44 , e ) 43

A: b
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Q: Problem: the market value of a 10.5 % stock , in which an income of rs . 756 is derived by investing rs . 9000 , brokerage being 1 / 4 % , is : 
Options: a ) 113.2 , b ) 114 , c ) 114.75 , d ) 124 , e ) 124.75

A:
e
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