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: by selling 16 pens for a rupee a woman loses 5 % . how many for a rupee should he sell in order to gain 18 % ?
Options: a ) 12 , b ) 14 , c ) 45 , d ) 13 , e ) 65

SOLUTION: d

PROBLEM: Problem: a store sells chairs and tables . if the price of 2 chairs and 1 table is 60 % of the price of 1 chair and 2 tables , and the price of 1 table and 1 chair is $ 96 , what is the price , in dollars , of 1 table ? ( assume that every chair has the same price and every table has the same price . )
Options: a ) 81 , b ) 84 , c ) 85 , d ) 88 , e ) 90

SOLUTION: b

PROBLEM: Problem: the water level in a reservoir has been dropping at the rate of 14 inches per day . exactly 4 days ago , the water level was at w inches . what will be the water level exactly 4 days from now if the rate at which the level is dropping remains the same ?
Options: a ) w 126 , b ) w 112 , c ) w 14 , d ) w + 14 , e ) w + 126

SOLUTION:
b