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 store sells chairs and tables . if the price of 2 chairs and 1 table is 60 % of the price of 1 chair and 2 tables , and the price of 1 table and 1 chair is $ 96 , what is the price , in dollars , of 1 table ? ( assume that every chair has the same price and every table has the same price . ) 
Options: a ) 81 , b ) 84 , c ) 85 , d ) 88 , e ) 90

Output: b


Input: Consider Input: Problem: julie put half of her savings in a savings account that pays an annual simple interest and half in a savings account that pays an annual compound interest . after two years she earned $ 120 and $ 122 from the simple interest account and the compound interest account respectively . if the interest rates for both accounts were the same , what was the amount of julie ' s initial savings ? 
Options: a ) 600 , b ) 720 , c ) 1080 , d ) 2200 , e ) 3600

Output: e


Input: Consider Input: Problem: a and b are partners in a business . a contributes 1 / 4 of the capital for 15 months and b received 2 / 3 of the profit . for how long b ' s money was used ? 
Options: a ) 10 , b ) 37 , c ) 27 , d ) 18 , e ) 19


Output: a