Each piglet in a liter is fed exactly one-half pound of a mixture of oats and barley. The ratio of the amount of barley to to that of oats varies from piglet to piglet, but each piglet is fed some of both grains. How many piglets are there in the liter?
1) Piglet A was fed exactly 1/4 of the oats today
2) Piglet A was fed exactly 1/6 of the barley today
The OA is C
Source: GMAT Prep