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'.

Input: Consider Input: Problem: what is 50 % of 40 % of 1200 grams ? 
Options: a ) 450 gms , b ) 100 gms , c ) 300 gms , d ) 240 gms , e ) none of these

Output: d


Input: Consider Input: Problem: what is the value of â ˆ š 25 % ? 
Options: a ) 10 % , b ) 50 % , c ) 25 % , d ) 45 % , e ) 68 %

Output: b


Input: Consider Input: Problem: if 40 % of a number exceeds 25 % of it by 18 , then find the number ? 
Options: a ) 120 , b ) 150 , c ) 200 , d ) 64 , e ) 100


Output: a