instruction:
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'.
question:
Problem: what annual installment will discharge a debt of rs . 1428 due in 3 years at 12 % simple interest ? 
Options: a ) 315 , b ) 345 , c ) 425 , d ) 335 , e ) none of them
answer:
c


question:
Problem: what is the value of â ˆ š 25 % ? 
Options: a ) 10 % , b ) 50 % , c ) 25 % , d ) 45 % , e ) 68 %
answer:
b


question:
Problem: if the simple interest on a certain sum of money for 7 years is one – fifth of the sum , then the rate of interest per annum is 
Options: a ) 4 % , b ) 2.50 % , c ) 6.20 % , d ) 5 % , e ) 2.85 %
answer:

e