WoW! Do I have a water leak?

WoW! Do I have a water leak?

Visit this web site [http://www.savewater.com.au/].

While there navigate to the "save water in the home" hyperlink.
Watch the video tutorial on "checking your water meter".
Most of the video shows you the ways water meters show water consumption. Does your water meter look like any of the examples? Try to follow his instructions to test if you have a water leak. Get your parents to help you organise when you check the meter and remember to write the information down.

For your comments please write a simple procedure of the steps you used and explain your results.

Extra work to test your H2O math skills.
What measurement is used to calculate your water usage?
Describe the steps you could use to test if your water meter is accurate.
According to the information on this web site how much water are we each responsible for using
per year? How reliable is the information.
If your parents know, (they might collect their water bills) ask them approximately how much
water your family uses per day/per year. How does this compare to the claims made on this web site?

How much does a liter of water cost here in Darwin?
If a kilolitre of water costs $00.70 and you used a million litres what is the total cost?
How many litres would you have to use to add up to $1.40 worth of water?
How much is a litre of bottled water in the shop?
If the bottle of water was made in Darwin, how much did they pay for the water content?
If a large bottle of Coke was made in Darwin how much would the water content cost the
manufacturer?

Please add all you answers to the comment box. Use an explanatory sentence and a number rather than just a number alone.
Example: The cost of the water in a 1.25 litre bottle of Coke would be $xx.xx.