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: i gain 70 paise on rs . 70 . my gain percent is : 
Options: a ) 0.1 % , b ) 1 % , c ) 7 % , d ) 10 % , e ) noneof these
[EX A]: b

[EX Q]: Problem: the cost price of a radio is rs . 2550 and it was sold for rs . 2130 , find the loss % ? 
Options: a ) 18 , b ) 10 , c ) 15 , d ) 66 , e ) 41
[EX A]: c

[EX Q]: Problem: in a certain company , a third of the workers do not have a retirement plan . 20 % of the workers who do not have a retirement plan are women , and 30 % of the workers who do have a retirement plan are men . if 120 of the workers of that company are men , how many of the workers are women ? 
Options: a ) 80 , b ) 95 , c ) 105 , d ) 120 , e ) 210
[EX A]:
d