instruction:
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: to produce an annual income of rs . 800 from a 8 % stock at 90 , what is the amount of stock needed ?
Options: a ) 10000 , b ) 11000 , c ) 12000 , d ) 13000 , e ) 14000
answer:
a

question:
Problem: a , b and c invested rs . 8000 , rs . 4000 and rs . 8000 respectively in a business . a left after six months . if after eight months , there was a gain of rs . 4005 , then what will be the share of b ?
Options: a ) rs 690 , b ) rs 790 , c ) rs 890 , d ) rs 990 , e ) none of these
answer:
c

question:
Problem: a shopkeeper sells his goods at cost price but uses a faulty meter that weighs 800 grams . find the profit percent .
Options: a ) 20 , b ) 15 , c ) 25 , d ) 18 , e ) 19
answer:
c