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'.

[EX Q]: Problem: if a man lost 4 % by selling oranges at the rate of 72 a rupee at how many a rupee must he sell them to gain 44 % ?
Options: a ) 41 , b ) 48 , c ) 49 , d ) 44 , e ) 43
[EX A]: b

[EX Q]: Problem: rs . 900 amounts to rs . 920 in 3 years at simple interest . if the interest is increased by 3 % , it would amount to how much ?
Options: a ) rs . 1056 , b ) rs . 1001 , c ) rs . 2056 , d ) rs . 1026 , e ) rs . 1856
[EX A]: b

[EX Q]: Problem: find the simple interest on $ 3000 for 3 years at 10 % per annum ?
Options: a ) $ 900 , b ) $ 300 , c ) $ 500 , d ) $ 600 , e ) $ 1000
[EX A]:
a