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 solution contains 8 parts of water for every 7 parts of lemonade syrup . how many parts of the solution should be removed and replaced with water so that the solution will now contain 30 % lemonade syrup ? 
Options: a ) 1.5 , b ) 1.75 , c ) 2.14 , d ) 2.34 , e ) 2.64

SOLUTION: c

PROBLEM: Problem: an article is bought for rs . 980 and sold for rs . 788 , find the loss percent ? 
Options: a ) 16 % , b ) 19 % , c ) 17 % , d ) 13 % , e ) 12 %

SOLUTION: b

PROBLEM: Problem: a reduction of 25 % in the price of oil enables a house wife to obtain 5 kgs more for rs . 1100 , what is the reduced price for kg ? 
Options: a ) s . 40 , b ) s . 46 , c ) s . 55 , d ) s . 41 , e ) s . 42

SOLUTION:
c