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

[Q]: Problem: in a sports club with 30 members , 18 play badminton and 19 play tennis and 2 do not play either . how many members play both badminton and tennis ? 
Options: a ) 7 , b ) 8 , c ) 9 , d ) 10 , e ) 11
[A]: c


[Q]: Problem: the ratio of the present ages of two friends is 2 : 3 and 6 years back , the ratio was 1 : 3 . what will be the ratio of their ages after 4 years ? 
Options: a ) 1 : 4 , b ) 3 : 4 , c ) 1 : 2 , d ) 3 : 1 , e ) 3 : 2
[A]: b


[Q]: Problem: how many factors of 990 are odd numbers greater than 1 ? 
Options: a ) 13 , b ) 14 , c ) 15 , d ) 16 , e ) 17
[A]:
c