If a mixture is 2⁄7 alcohol by volume and 3⁄7 water by volume, what is the ratio of the volume of alcohol to the volume of water in this mixture?
Select.
A) 3	B) 1 / 3	C) 2 / 3	D) 3 / 5	E) 4 / 5

Rationale: should be a sub - 600 level q . . volume = { 2 / 7 } / { 3 / 7 } = 2 / 3 c
Answer: C