In this task, you need to provide the correct option for a given problem from the provided options.

Input: Consider Input: Problem: income and expenditure of a person are in the ratio 10 : 4 . if the income of the person is rs . 19000 , then find his savings ? 
Options: a ) 79754 , b ) 87689 , c ) 59875 , d ) 11400 , e ) 87648

Output: d


Input: Consider Input: Problem: the ratio of pens to pencils is 5 to 6 . there are 5 more pencils than pens . how many pencils are there ? 
Options: a ) 24 , b ) 30 , c ) 36 , d ) 42 , e ) 48

Output: b


Input: Consider Input: Problem: two numbers are in the ratio of 2 : 3 . if 4 is added in both numbers the ratio becomes 5 : 7 . find the difference between numbers . 
Options: a ) 8 , b ) 6 , c ) 4 , d ) 2 , e ) 10


Output: a