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'.

Input: Consider Input: Problem: a can complete a certain job in 19 days . b is 90 % more efficient than a . in how many days can b complete the same job ?
Options: a ) 6 , b ) 6.25 , c ) 7 , d ) 7.5 , e ) 10

Output: e

Input: Consider Input: Problem: a and b began business with rs . 3000 and rs . 4000 after 8 months , a withdraws rs . 1000 and b advances rs . 1000 more . at the end of the year , their profits amounted to rs . 630 find the share of a ?
Options: a ) 240 , b ) 278 , c ) 209 , d ) 267 , e ) 262

Output: a

Input: Consider Input: Problem: a cycle is bought for rs . 900 and sold for rs . 1120 , find the gain percent ?
Options: a ) 11 , b ) 24 , c ) 99 , d ) 77 , e ) 18
Output: b