Answer:
the brown rice is cheaper by the ounce than the white.
Explanation:
Find the unit cost in each case.
Brown rice:
79 cents
----------------- = $0.049/oz
16 ounces
White rice:
$3.49
----------------- = $0.109/oz
32 ounces
The brown rice, at 4.9 cents/oz, is the better deal against the competition, 10.9 cents/oz.