Movie Mania: y = 9.95x
Fantastic Flicks: 2 bags for $21.00 -> $21/2 = $10.50 per bag
Perfect Picture: Not given, needs to be determined
To determine the constant of proportionality for Perfect Picture, we will use the provided data:
2 bags for $2.30
4 bags for $40.60
6 bags for $60.90
8 bags for $81.20
The unit rate (cost per bag) for Perfect Picture can be found by dividing the total cost by the number of bags:
2 bags for $2.30 -> $2.30/2 = $1.15 per bag
4 bags for $40.60 -> $40.60/4 = $10.15 per bag
6 bags for $60.90 -> $60.90/6 = $10.15 per bag
8 bags for $81.20 -> $81.20/8 = $10.15 per bag
The constant of proportionality (unit rate) for Perfect Picture is $10.15 per bag.