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: company p had 15 percent more employees in december than it had in january . if company p had 480 employees in december , how many employees did it have in january ? 
Options: a ) 391 , b ) 417 , c ) 410 , d ) 423 , e ) 445

SOLUTION: b

PROBLEM: Problem: an inspector rejects 15 % of the meters as defective . how many will he examine to reject 10 ? 
Options: a ) a ) 100 , b ) b ) 66.7 , c ) c ) 250 , d ) d ) 200 , e ) e ) 160

SOLUTION: b

PROBLEM: Problem: mohit sold an article for $ 21000 . had he offered a discount of 10 % on the selling price , he would have earned a profit of 8 % . what is the cost price of the article ? 
Options: a ) 16000 , b ) 25000 , c ) 15000 , d ) 18000 , e ) 17500

SOLUTION:
e