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: vijay sells a cupboard at 12 % below cost price . had he got rs . 1650 more , he would have made a profit of 12 % . what is the cost price of the cupboard ? 
Options: a ) 7450 , b ) 14900 , c ) 7400 , d ) 6875 , e ) none of these
[EX A]: d

[EX Q]: Problem: 33 1 / 3 % of 360 ? 
Options: a ) 80 , b ) 90 , c ) 110 , d ) 120 , e ) 130
[EX A]: d

[EX Q]: Problem: the simple interest and the true discount on a certain sum for a given time and at a given rate are rs . 85 and rs . 75 respectively . the sum is : 
Options: a ) 1360 , b ) 637.5 , c ) 1600 , d ) 1800 , e ) none
[EX A]:
b