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

[EX Q]: Problem: at present , the ratio between the ages of shekhar and shobha is 4 : 3 . after 6 years , shekhar ' s age will be 26 years . find out the age of shobha at present ? 
Options: a ) 10 , b ) 12 , c ) 14 , d ) 15 , e ) 20
[EX A]: d

[EX Q]: Problem: two family reunions are happening at the same hotel , the dates reunion and the hall reunion . all 50 guests at the hotel attend at least one of the reunions . if 50 people attend the dates reunion and 60 people attend the hall reunion , how many people attend both reunions ? 
Options: a ) 2 , b ) 5 , c ) 10 , d ) 16 , e ) 60
[EX A]: e

[EX Q]: Problem: the compound ratio of 5 : 8 , 3 : 2 and 4 : 5 ? 
Options: a ) 1 : 1 , b ) 1 : 87 , c ) 3 : 4 , d ) 1 : 9 , e ) 1 : 2
[EX A]:
c