If a mixture is 1⁄7 alcohol by volume and 2⁄7 water by volume, what is the ratio of the volume of alcohol to the volume of water in this mixture? Choose the correct choice from the following choices
A) 4/2
B) 3/2
C) 1/2
D) 5/2
E) 7/2
Should be a sub-600 level Q..   volume= {1/7}/{2/7}=1/2   1/2
<result>C</result>
If a mixture is 1⁄7 alcohol by volume and 2⁄7 water by volume, what is the ratio of the volume of alcohol to the volume of water in this mixture?