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'.

[Q]: Problem: if a man lost 4 % by selling oranges at the rate of 16 a rupee at how many a rupee must he sell them to gain 28 % ?
Options: a ) 12 , b ) 13 , c ) 14 , d ) 15 , e ) 10
[A]: a

[Q]: Problem: two tests had the same maximum mark . the pass percentages in the first and the second test were 40 % and 45 % respectively . a candidate scored 216 marks in the second test and failed by 75 marks in that test . find the pass mark in the first test ?
Options: a ) 768 , b ) 243 , c ) 246 , d ) 288 , e ) 224
[A]: d

[Q]: Problem: a sum of money deposited at c . i . amounts to rs . 3000 in 3 years and to rs . 3600 in 4 years . find the rate percent ?
Options: a ) 25 % , b ) 5 % , c ) 10 % , d ) 15 % , e ) 20 %
[A]:
e