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'.
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Question: Problem: a shopkeeper sold 50 articles at the cost price of 60 articles . then find the profit % or lost %
Options: a ) 20 % , b ) 22 % , c ) 25 % , d ) 30 % , e ) 35 %

Answer: a

Question: Problem: ? % of 360 = 108.0
Options: a ) 277 , b ) 36 , c ) 64 , d ) 72 , e ) 30

Answer: e

Question: Problem: the amount of principal rs . 8000 at compound interest at the ratio of 5 % p . a . for 1 year is
Options: a ) s . 9621 , b ) s . 6921 , c ) s . 8400 , d ) s . 6261 , e ) s . 6361

Answer:
c