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'.
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Question: Problem: a sum of money at simple interest amounts to $ 815 in 3 years and to $ 854 in 4 years . the sum is :
Options: a ) $ 153 , b ) $ 698 , c ) $ 398 , d ) $ 549 , e ) $ 675

Answer: b

Question: Problem: at an elementary school , 60 % of the faculty members are women and 60 % of the faculty members are married . if 3 / 4 of the men are single , what fraction of the women are married ?
Options: a ) 5 7 , b ) 7 10 , c ) 1 3 , d ) 7 30 , e ) 5 6

Answer: e

Question: Problem: a store ' s selling price of $ 2240 for a certain printer would yield a profit of 40 percent of the store ' s cost for the printer . what selling price would yield a profit of 50 percent of the printer ' s cost ?
Options: a ) $ 2800 , b ) $ 2464 , c ) $ 2650 , d ) $ 2732 , e ) $ 2400

Answer:
e