Answer:
the unit price is $3.16
Explanation:
the unit price of a quart of juice for $0.79
Unit price means 1 gallon of a juice
1 quart of juice cost is $0.79
4 quarts of juice forms 1 gallon of a juice
1 quart of juice cost is $0.79
4 quarts of juice gives us unit price of juice
4 quarts of juice (unit price )= 4 times cost of 1 quart
=

the unit price is $3.16