Answer:
Machine B is the faster machine because it packs 4 cartons in an hour while the other machine takes 5 hours to pack 4 cartons. The faster machine can pack 4 cartons in an hour.
Step-by-step explanation:
Kendall's shirt cost 18.20
12.75+8.50=21.25
39.45-21.25=18.20
Hope it helps