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'.
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Question: Problem: a watch was sold at a loss of 10 % . if it was sold for rs . 140 more , there would have been a gain of 2 % . what is the cost price ? 
Options: a ) s . 1000 , b ) s . 1009 , c ) s . 1166.7 , d ) s . 1006 , e ) s . 1002

Answer: c


Question: Problem: the population of a town increases 22 % and 25 % respectively in two consecutive years . after the growth the present population of the town is 1220 . then what is the population of the town 2 years ago ? 
Options: a ) a ) 600 , b ) b ) 700 , c ) c ) 800 , d ) d ) 900 , e ) e ) 1000

Answer: c


Question: Problem: what will be the compound interest on a sum of rs . 29,000 after 3 years at the rate of 12 % p . a . ? 
Options: a ) s . 11123.77 , b ) s . 11742.91 , c ) s . 11123.20 , d ) s . 10123.28 , e ) s . 10123.21

Answer:
b