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: the effective annual rate of interest corresponding to a nominal rate of 6 % per annum payable half - yearly is :
Options: a ) 6.09 % , b ) 6.08 % , c ) 6.1 % , d ) 6.07 % , e ) 6.05 %

Answer: a

Question: Problem: if an article is sold at 18 % profit instead of 9 % profit , then the profit would be $ 54 more . what is the cost price ?
Options: a ) $ 500 , b ) $ 600 , c ) $ 700 , d ) $ 800 , e ) $ 900

Answer: b

Question: Problem: the cash difference between the selling prices of an article at a profit of 2 % and 6 % is rs 3 . the ratio of two selling prices is
Options: a ) 51 : 53 , b ) 52 : 53 , c ) 53 : 54 , d ) 54 : 55 , e ) none of these

Answer:
a