In this task, you need to provide the correct option for a given problem from the provided options.
Q: Problem: two numbers are in the ratio of 1 : 2 . if 8 be added to both , their ratio changes to 3 : 5 . the greater number is 
Options: a ) 20 , b ) 24 , c ) 28 , d ) 32 , e ) 36
A: 
d