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

Example Input: Problem: two numbers are in the ratio 3 : 4 . if their l . c . m . is 72 . what is sum of the numbers ?
Options: a ) 42 , b ) 56 , c ) 76 , d ) 84 , e ) 85
Example Output: a

Example Input: Problem: ratio between rahul and deepak is 5 : 2 , after 6 years rahul age will be 26 years . what is deepak present age .
Options: a ) 14 , b ) 15 , c ) 8 , d ) 22 , e ) 24
Example Output: c

Example Input: Problem: two numbers are in the ratio of 1 : 2 . if 10 be added to both , their ratio changes to 3 : 5 . the greater number is
Options: a ) 20 , b ) 24 , c ) 28 , d ) 32 , e ) 40
Example Output:
e