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: the sale price sarees listed for rs . 495 after successive discount is 15 % and 10 % is ? 
Options: a ) 288 , b ) 378 , c ) 342 , d ) 662 , e ) 262

A: b
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Q: Problem: a person buys an article at rs . 500 . at what price should he sell the article so as to make a profit of 35 % ? 
Options: a ) 600 , b ) 887 , c ) 256 , d ) 654 , e ) 675

A: e
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Q: Problem: thirty percent of the members of a swim club have passed the lifesaving test . among the members who havenotpassed the test , 5 have taken the preparatory course and 30 have not taken the course . how many members are there in the swim club ? 
Options: a ) 60 , b ) 80 , c ) 50 , d ) 120 , e ) 140

A:
c
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