Mai is filling her fish tank. Water flows into the tank at a constant rate. Complete the table as you answer the questions. time (minutes)

water (gallons)

0.5

0.8

1

1.6

3

4.8

25

40

How many gallons of water will be in the fish tank after 3 minutes? Explain your reasoning. there will be 4.8 gallons of water after 3 minutes because you are adding 3.2

How long will it take to fill the tank with 40 gallons of water? Explain your reasoning.25 minutes to fill the tank with 40 gallons

What is the proportional relationship represented by this table?

What is the constant of proportionality?