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 bowl of fruit contains 10 apples and 23 oranges . how many oranges must be removed so that 50 % of the pieces of fruit in the bowl will be apples ? 
Options: a ) 3 , b ) 13 , c ) 14 , d ) 17 , e ) 20

A: b
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Q: Problem: an article is bought for rs . 980 and sold for rs . 788 , find the loss percent ? 
Options: a ) 16 % , b ) 19 % , c ) 17 % , d ) 13 % , e ) 12 %

A: b
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Q: Problem: the c . p of 15 books is equal to the s . p of 20 books . find his gain % or loss % ? 
Options: a ) 25 % loss , b ) 16 2 / 8 % loss , c ) 16 3 / 3 % loss , d ) 36 2 / 3 % loss , e ) 56 2 / 3 % loss

A:
a
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