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: a 4 % stock yield 5 % . the market value of the stock is ? 
Options: a ) rs . 125 , b ) rs . 80 , c ) rs . 99 , d ) rs . 109 , e ) rs . 101

SOLUTION: b

PROBLEM: Problem: if a man lost 4 % by selling oranges at the rate of 16 a rupee at how many a rupee must he sell them to gain 28 % ? 
Options: a ) 12 , b ) 13 , c ) 14 , d ) 15 , e ) 10

SOLUTION: a

PROBLEM: Problem: what quantity of water should be added to reduce 20 liters of 80 % acidic liquid to 20 % acidic liquid ? 
Options: a ) 30 liters , b ) 50 liters , c ) 60 liters , d ) 70 liters , e ) 80 liters

SOLUTION:
c