# Which is the better buy: 12.5 oz of Doritos for $3.79 or a 3 oz bag for$1.00 bag?

$3.79 for $12.5$oz. is cheaper per ounce than $1.00 for $3$ oz.
$1.00 for $3$oz rarr$4.00 for $12$ oz.
but you can get more ($12.5$ oz.) for less than $4.00 (for $3.79) if you buy $12.5$ oz. for \$3.79