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 radio is purchased for rs 490 and sold for rs 465.50 find the loss % ? 
Options: a ) 5 % , b ) 4 % , c ) 6 % , d ) 8 % , e ) 7 %

A: a
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Q: Problem: if difference between compound interest and simple interest on a sum at 10 % p . a . for 2 years is rs . 150 then sum is 
Options: a ) s . 15000 , b ) s . 15100 , c ) s . 15800 , d ) s . 16000 , e ) s . 16200

A: a
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Q: Problem: the banker ' s gain on a bill due due 1 year hence at 12 % per annum is rs . 9 . the true discount is 
Options: a ) rs . 75 , b ) rs . 36 , c ) rs . 54 , d ) rs . 50 , e ) none

A:
a
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