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: the interest on a certain deposit at 4.5 % p . a . is rs . 405 in one year . how much will the additional interest in one year be on the same deposit at 5 % p . a . ? 
Options: a ) rs . 50 , b ) rs . 45 , c ) rs . 40.5 , d ) rs . 48.5 , e ) rs . 49.5

Output: b


Input: Consider Input: Problem: if price of t . v set is reduced by 10 % , then its sale increases by 85 % , find net effect on sale value 
Options: a ) 44 , b ) 45 , c ) 46 , d ) 67 , e ) 48

Output: d


Input: Consider Input: Problem: an empty fuel tank with a capacity of 214 gallons was filled partially with fuel a and then to capacity with fuel b . fuel a contains 12 % ethanol by volume and fuel b contains 16 % ethanol by volume . if the full fuel tank contains 30 gallons of ethanol , how many gallons of fuel a were added ? 
Options: a ) 160 , b ) 150 , c ) 100 , d ) 80 , e ) 106


Output: e