You didn't specify which drug so we cannot answer this.
1800 mg
Every time you use that vehicle. If you do not use a vehicle daily, the 1800 has to be signed off every 7 days.
1900 calories !!!
k12 says to do your own schoolwork.
k12 says to do your own schoolwork.
it says it all here http://www.angelfire.com/ca6/frenchrevolution89/revdaily.html
It depends on your activity level, but about 1800 is a reasonable baseline.
an adult male takes in 2000-2500 calories and an adult female takes in 1800-2000 calories.
1800
Around 2000, unless you're not very active, then 1800-1900 should be okay.
BMR is what you use while doing regular things, like sleeping, sitting and breathing. By Daily Energy I am guessing you mean how much she burns on average, doing other things?If that were the case if she ate 1800 calories, she would lose 20lbs in a year.
Any multiple of 1800 is divisible by 1800, for example: 0 x 1800 = 0 1 x 1800 = 1800 2 x 1800 = 3600 etc.