Tell which is the better buy. Show your work.
MILK
4 liters
MILK
3 liters
3 L for
$2.15
4 L for
$2.90
SPAGHETTI
SPAGHETTI
200 GRAMS
100 GRAMS
200 g for
$1.00
100 g for
$.55
EASTERN
POTATOES
12 KILOGRAMS
EASTERN
POTATOES D
5 KILOGRAMS
5 kg for
$3.80
12 kg for
$9.00​