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 cycle is bought for rs . 900 and sold for rs . 1150 , find the gain percent ? 
Options: a ) 15 , b ) 20 , c ) 27.77 , d ) 40 , e ) 12

Output: c


Input: Consider Input: Problem: p runs 25 % faster than q so p gives q a 60 meter head start . if the race ends in a tie , how far ( in meters ) did p run in the race ? 
Options: a ) 100 , b ) 200 , c ) 300 , d ) 400 , e ) 500

Output: c


Input: Consider Input: Problem: the balance of a trader weighs 10 % less than it should . still the trader marks up his goods to get an overall profit of 30 % . what is the mark up on the cost price ? 
Options: a ) 40 % , b ) 8 % , c ) 25 % , d ) 17 % , e ) 9 %


Output: d