840 half-gallons.
420 mL = .42 L
1 US gallon = 231 cubic inches 420 US gallons = 97,020 cubic inches
1 gallon = 4 quarts so 420 quarts = 420/4 gallons = 105 gallons
There are 420 quarts in 105 gallons. One gallon is equal to 4 quarts. So, to convert gallons to quarts, you multiply the number of gallons by 4.
A 420 pound propane tank typically holds around 100 gallons or 380 liters of propane.
158.98 L U.S. gallons are different from imperial gallons. 1 Imperial gallon is equal to 4.54609188 litres and 1 US gallon is equal to 3.78541178 litres. Liters on the other hand are the same everywhere. One liter equals 0.26 U.S. gallon or 0.219 Imperial gallon.
420 (feet^3) = 3 141.81818 US gallons
420 mL = 0.42 LTo convert from mL to L, divide by 1000.
There are: 7*60 = 420 seconds
To find 4 percent of a value, multiply the value by 0.04. In this instance, 0.04 x 420 = 16.8. Therefore, 4 percent of 420 gallons is equal to 16.8 gallons.
Divide 15 into 420 for the answer.