Answer:
Size 2 with 3.1 units price
Explanation:
Size 1:
A 10.15-ounce package costs 2.98.
Units price of size 1 = 10.15 / 2.98
= 3.4060
Approximately 3.4
Size 2:
A 27.8 -ounce package costs 8.99.
Units price of size 2 = 27.8 / 8.99
= 3.0923
Approximately 3.1
The best size which is better buy based on unit price is size 2 with 3.1 units price