An adult elephant drinks about 225 liters of water each day. Is the number of days the water supply lasts proportional to the number of liters of water the elephant drinks?

Answer:
1 day = 225 liters
2 days = 450 liters
I don't think it is proportional.. ................
Step-by-step explanation:
Proportional is like.. .
1 day = 12 bags of rice
2 days = 11 bags of rice
3 days = 10 bags of rice