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: the population of a town is 10000 . it increases annually at the rate of 27 % p . a . what will be its population after 2 years ? 
Options: a ) 14000 , b ) 14400 , c ) 16129 , d ) 14600 , e ) 14700
answer:
c


question:
Problem: during a thanksgiving weekend , a car rental company rented 6 - tenths of their vehicles , including two - fifths of the 4 wds that it had . if 40 % of the vehicles are 4 wds , then what percent of the vehicles that were not rented were not 4 wds ? 
Options: a ) 20 % , b ) 30 % , c ) 40 % , d ) 50 % , e ) 60 %
answer:
c


question:
Problem: after giving a discount of rs . 50 the shopkeeper still gets a profit of 20 % , if the cost price is rs . 180 . find the markup % ? 
Options: a ) 0.5 , b ) 0.6 , c ) 0.48 , d ) 0.65 , e ) 0.45
answer:

c