TASK DEFINITION: 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'.
PROBLEM: Problem: if 40 % of a certain number is 160 , then what is 30 % of that number ? 
Options: a ) 270 , b ) 380 , c ) 120 , d ) 360 , e ) 180

SOLUTION: c

PROBLEM: Problem: a money lender lent rs . 1000 at 4 % per year and rs . 1400 at 5 % per year . the amount should be returned to him when the total interest comes to rs . 350 . find the number of years . 
Options: a ) 3.2 , b ) 3.75 , c ) 4 , d ) 4.25 , e ) 4.5

SOLUTION: a

PROBLEM: Problem: a man ’ s wages were decreased by 50 % . again , the reduced wages were increased by 50 % . he has a loss of ? 
Options: a ) 35 % , b ) 25 % , c ) 20 % , d ) 30 % , e ) none of these

SOLUTION:
b