Find the unit rate.

639 liters in 3 days =
liters per day

1 answer

To find the unit rate of liters per day, divide the total volume of liters by the total number of days.

\[ \text{Unit rate} = \frac{639 \text{ liters}}{3 \text{ days}} = 213 \text{ liters per day} \]

So, the unit rate is 213 liters per day.