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

[Q]: Problem: the h . c . f . of two numbers is 20 and the other two factors of their l . c . m . are 11 and 15 . the larger of the two numbers is : 
Options: a ) 276 , b ) 300 , c ) 299 , d ) 322 , e ) 345
[A]: b


[Q]: Problem: 200 liters of a mixture contains milk and water in the ratio 4 : 1 . if 20 liters of this mixture be replaced by 20 liters of milk , the ratio of milk to water in the new mixture would be ? 
Options: a ) 6 : 1 , b ) 1 : 6 , c ) 2 : 3 , d ) 3 : 2 , e ) 4 : 1
[A]: a


[Q]: Problem: if number divisible by both 3 and 2 , then the same number divisible by which number ? 
Options: a ) 4 , b ) 5 , c ) 8 , d ) 6 , e ) 9
[A]:
d