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: i bought two books ; for rs . 600 . i sold one at a loss of 15 % and other at a gain of 19 % and then i found each book was sold at the same price . find the cost of the book sold at a loss ? 
Options: a ) 197 , b ) 280 , c ) 189 , d ) 278 , e ) 350

Output: e


Input: Consider Input: Problem: what annual payment will discharge a debt of rs . 1030 due in 2 years at the rate of 5 % compound interest ? 
Options: a ) 553.94 , b ) 551.25 , c ) 534.33 , d ) 543.33 , e ) 646.33

Output: a


Input: Consider Input: Problem: john makes $ 55 a week from his job . he earns a raise andnow makes $ 60 a week . what is the % increase ? 
Options: a ) 16 % , b ) 9.66 % , c ) 9.09 % , d ) 9.98 % , e ) 17 %


Output: c