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: on selling 17 balls at rs . 720 , there is a loss equal to the cost price of 5 balls . the cost price of a ball is 
Options: a ) 20 , b ) 30 , c ) 40 , d ) 50 , e ) 60

SOLUTION: e

PROBLEM: Problem: if the cost price of 55 articles is equal to the selling price of 50 articles , then what is the percent profit ? 
Options: a ) 5 % , b ) 10 % , c ) 15 % , d ) 20 % , e ) 25 %

SOLUTION: b

PROBLEM: Problem: what will be the difference between simple interest and compound interest @ 10 % per annum on a sum of rs . 1000 after 3 years ? 
Options: a ) 22 , b ) 77 , c ) 26 , d ) 19 , e ) 31

SOLUTION:
e