Q: In this task, you need to provide the correct option for a given problem from the provided options.
Problem: two numbers are in the ratio 3 : 4 . if the sum of numbers is 63 , find the numbers . 
Options: a ) 27 and 36 . , b ) 25 and 30 . , c ) 23 and 44 . , d ) 63 and 12 . , e ) 12 and 36 .
A:
a