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: how is 4 % expressed as a decimal fraction ?
Options: a ) 0.4 , b ) 0.04 , c ) 0.004 , d ) 0.0004 , e ) 4
[EX A]: b

[EX Q]: Problem: a , b and c invested rs . 6300 , rs . 4200 and rs . 10500 respectively , in a partnership business . find the share of a in profit of rs . 12600 after a year ?
Options: a ) 3630 , b ) 3637 , c ) 3630 , d ) 3631 , e ) 3780
[EX A]: e

[EX Q]: Problem: in certain code ' twice ' is written as ' 34 $ 5 ' and ' wears ' is written as ' 4 29 % ' . how is ' seat ' written in that code ?
Options: a ) 22 , b ) 23 , c ) 697 , d ) 66 p , e ) 82
[EX A]:
b