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

[EX Q]: Problem: what is the number of integers from 1 to 1000 ( inclusive ) that are divisible by neither 11 nor by 34 ?
Options: a ) 884 , b ) 890 , c ) 892 , d ) 910 , e ) 945
[EX A]: b

[EX Q]: Problem: there are 10 girls and 20 boys in a classroom . what is the ratio of girls to boys ?
Options: a ) 1 / 2 , b ) 1 / 3 , c ) 1 / 5 , d ) 10 / 30 , e ) 2 / 5
[EX A]: a

[EX Q]: Problem: a jar contains a mixture of ab in the ratio 4 : 1 . when 30 l of mixture is replaced with liquid b , ratio becomes 2 : 3 . how many liters of liquid a was present in mixture initially .
Options: a ) 12 , b ) 48 , c ) 16 , d ) 20 , e ) 25
[EX A]:
b