Answer:
2/5 is the simplest form. But in decimal form it is 0.4
Step-by-step explanation:
2/5
=2 divided by 5
=0.4
To know how many liters of water Bao use per liter of flour we have to divide the liters or flour so:

So Bao uses 0.33 or 1/3 of water per liter or flour
and to know hoy manu liters of flour Bao use per liter of water we have to made the oposite division so:

She use 3 liters of flour per liter of water
Answer D: The graph increases as x goes to -infinity and decreases as x goes to infinity