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: a statue is being carved by a sculptor . the original piece of marble weighed 200 kg . in the first week 20 percent is cut away . in the second week 25 percent of the remainder is cut away . in the third week the statue is completed when 35 percent of the remainder is cut away . what is the weight of the final statue ? 
Options: a ) 97.5 kg , b ) 103 kg , c ) 108 kg , d ) 125 kg , e ) 117 kg

Output: a


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: reena took a loan of $ . 1200 with simple interest for as many years as the rate of interest . if she paid $ 972 as interest at the end of the loan period , what was the rate of interest ? 
Options: a ) 3.6 , b ) 6 , c ) 18 , d ) can not be determined , e ) none of these


Output: e