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

question:
Problem: there are two positive numbers in the ratio 4 : 8 . if the larger number exceeds the smaller by 16 , then find the smaller number ?
Options: a ) 25 , b ) 20 , c ) 77 , d ) 88 , e ) 44
answer:
b

question:
Problem: the h . c . f . of two numbers is 28 and the other two factors of their l . c . m . are 12 and 15 . the larger of the two numbers is
Options: a ) 420 , b ) 430 , c ) 312 , d ) 322 , e ) none
answer:
a