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'.
--------
Question: Problem: what is the value of a s 25 % ?
Options: a ) 10 % , b ) 50 % , c ) 25 % , d ) 45 % , e ) 68 %

Answer: b

Question: Problem: the current birth rate per certain number of people is 52 , whereas corresponding death rate is 16 per same number of people . if the net growth rate in terms of population increase is 1.2 percent , find number of persons . ( initally )
Options: a ) 4000 , b ) 2000 , c ) 3000 , d ) 5000 , e ) 1000

Answer: c

Question: Problem: a shopkeeper sells his goods at cost price but uses a faulty meter that weighs 940 grams . find the profit percent .
Options: a ) 7.38 , b ) 5.38 , c ) 4.38 , d ) 6.38 , e ) 3.38

Answer:
d