Divide the price by the oz in each case. to find the price per oz.
$1.00 /24 = $0.042 per oz
$3.49 / 64 = $0.054 per oz
0.042 is cheaper than 0.054
The price per oz is less when buying 24oz for $1.00. So it's better to buy 24oz for $1.00
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