answer requirements 1-3 thanks!

atrov Dryclearers has capacity to dean up to 8,000 gaments pet monith. equirements Complete the schedile below for the thee velunes shown. Why does the average cost per garment change? Suppose the owner, David Petrev, empnecusy uses the averge cost per unA at full capsciy to predict total costs at a volume of 5,000 garivents. Would he overostimate or uncerestmate his total costs? By how much