over 80 gallons
Estimates vary, but each person uses about 80-100 gallons of water per day.
uses of each tools
berundi
The Kingsway Hall Hotel uses upwards of 7 thousand gallons of water each day. The pool area uses water that is maintained by staff and therefor is not refilled.
Each flush of a toilet uses the same amount of water.
Quite a lot
According to the US Geological Survey, thermoelectric power generation is the largest user of water in the US each year, accounting for more than 40% of total freshwater withdrawals for all uses.
According this show I am watching right now on the Science Channel, "What if: The Oil Runs Out" each American uses 25 barrels of oil each year. That's about a barrel every two weeks. Contrast that to the Chinese for which each Chinese person uses about 2 barrels each year.
. 250
The pronoun "each" is singular, and uses the singular verb, "says."
assembly line
They use adsense and the ad publisher pays for each time a person uses the link instead of each time it is displayed. You could also get payed per click for having the ads on your site.