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

[EX Q]: Problem: a ratio between two numbers is 4 : 5 and their l . c . m . is 200 . the first number is
Options: a ) 60 , b ) 40 , c ) 20 , d ) 15 , e ) none
[EX A]: b

[EX Q]: Problem: in a sports club with 30 members , 17 play badminton and 18 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
[EX A]: a

[EX Q]: Problem: if x and y are sets of integers , x # y denotes the set of integers that belong to set x or set y , but not both . if x consists of 8 integers , y consists of 18 integers , and 6 of the integers are in both x and y , then x # y consists of how many integers ?
Options: a ) 6 , b ) 14 , c ) 22 , d ) 30 , e ) 174
[EX A]:
b