Answer:
A. $17.00
Step-by-step explanation:
$5.10 for 6 quarts.
Unit cost: ($5.10)/(6 qt) = $0.85/qt
Price for 5 gallons:
1 gallon = 4 quarts
5 gallons = 5 * 4 quarts = 20 quarts
Price for 5 gallons = unit price * number of quarts
Price for 5 gallons = $0.85/qt * 20 qt = $17.00
Answer: A. $17.00