PLEASE ANSWER ASAP WILLE GIVE BRAINLYEST AND WILL REPORT a pretty easy question i am just tierd

Answer:
package 3 is lowest unit price
Step-by-step explanation:
pkg 1
$0.55/.5m = $1.10/m
pkg 2
$2/2m = $1.00/m
pkg 3
$7/10m = $0.70/m
pkg 4
$5.50/5m = $1.10/m
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package 3 is lowest unit price