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: if 28 % of a number exceeds 18 % of it by 7.2 , then find the number ?
Options: a ) 50 , b ) 34 , c ) 55 , d ) 60 , e ) 90

Answer: e

Question: Problem: population of a city in 20004 was 1000000 . if in 2005 there isan increment of 15 % , in 2006 there is a decrements of 35 % and in 2007 there is an increment of 30 % , then find the population of city atthe end of the year 2007
Options: a ) 976374 , b ) 971750 , c ) 980241 , d ) 2356677 , e ) 1083875

Answer: b

Question: Problem: in a certain parking lot , 5 % of the cars are towed for parking illegally . however 80 % of the cars which are parked illegally are not towed . what percentage of cars in the parking lot are parked illegally ?
Options: a ) 20 % , b ) 25 % , c ) 30 % , d ) 35 % , e ) 40 %

Answer:
b