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: reena took a loan of $ . 1200 with simple interest for as many years as the rate of interest . if she paid $ 588 as interest at the end of the loan period , what was the rate of interest ?
Options: a ) 3.6 , b ) 7 , c ) 18 , d ) can not be determined , e ) none of these
[A]: b

[Q]: Problem: a and b began business with rs . 3000 and rs . 4000 after 8 months , a withdraws rs . 1000 and b advances rs . 1000.00001 more . at the end of the year , their profits amounted to rs . 714 find the share of a .
Options: a ) 240 , b ) 272 , c ) 379 , d ) 277 , e ) 122
[A]: b

[Q]: Problem: find the missing figures : 0.2 % of ? = 0.02
Options: a ) 50 , b ) 100 , c ) 10 , d ) 1000 , e ) 110
[A]:
b