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 fellow borrowed a certain sum of money at 5 % per annum at simple interest and in 5 years the interest amounted to rs . 2250 less than the sum lent . what was the sum lent ? 
Options: a ) 1050 , b ) 1220 , c ) 1250 , d ) 1060 , e ) 3000

Answer: e


Question: Problem: difference of two numbers is 1620 . if 7.5 % of the number is 12.5 % of the other number , find the number ? 
Options: a ) 2660 , 1000 , b ) 3660 , 2000 , c ) 3000 , 4160 , d ) 2430 , 4050 , e ) 4660 , 3000

Answer: d


Question: Problem: by selling 18 pencils for a rupee a man loses 10 % . how many for a rupee should he sell in order to gain 35 % ? 
Options: a ) 11 , b ) 13 , c ) 15 , d ) 18 , e ) 12

Answer:
e