Answer: We need 75.8 liters to equal 20 gallons of lemonade.
Explanation:
Given: We need 20 gallons of lemonade for an up an upcoming.
The bottles of lemonade you are purchasing are in liters.
We know that 1 gallon = 3.79 liters
Then 20 gallons =

Therefore, 20 gallons =

Hence, We need 75.8 liters to equal 20 gallons of lemonade.