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

Input: Consider Input: Problem: if the ratio of two number is 5 : 7 and lcm of the number is 320 then what is the number . 
Options: a ) 15 , b ) 9 , c ) 10 , d ) 11 , e ) 35

Output: b


Input: Consider Input: Problem: in the standard formulation of a flavored drink the ratio by volume of flavoring to corn syrup to water is 1 : 12 : 30 . in the ` ` sport ' ' formulation , the ratio of flavoring to corn syrup is three times as great as in the standard formulation , and the ratio of flavoring to water is half that of the standard formulation . if a large bottle of the ` ` sport ' ' formulation contains 3 ounces of corn syrup , how many ounces of water does it contain ? 
Options: ['a ) 45', 'b ) 50', 'c ) 55', 'd ) 60', 'e ) 63']

Output: a


Input: Consider Input: Problem: initially , the men and women in a room were in the ratio of 4 : 5 . then , 2 men entered the room and 3 women left the room . then , the number of women doubled . now there are 14 men in the room . how many e women are currently in the room ? 
Options: a ) 12 , b ) 14 , c ) 15 , d ) 24 , e ) 36


Output: d