0. I prefer to shower.
Maybe 10
1 gallon
1000 Minutes require to fill 10000 gallon pond
Standard shower is taken to be 10 gallons at 8.35 pounds per gallon and 60 degrees F of heating = 5,000 BTU per shower in round numbers, assuming 100% efficiency water heating.
like ten minutes four minutes
60 Minutes - 1968 Cooking the Books How Many Miles to the Gallon Sainthood 36-3 was released on: USA: 12 October 2003
15 gallons
In the 30 minutes after the shower begins
If you can avoid eating any (or many), you should be able to pick a gallon from some good bushes in 20 minutes or so.
As many as necessary
20 minutes