I'm sorry, but WikiAnswers is meant to be a place where questions are answered that are there to help or educate or assist a person. Suggesting a method that encourages vomiting, a sign of the eating disorder Bulimia (a potentially fatal and life-endangering disease) would not be helping, but would be promoting this dangerous life style.
You can't - even if you starve yourself (which is dangerous) you could not lose that much weight in 7 days.
You could lose that much weight during that time but at that age it would more than likely not be a healthy thing to do.
It healthy to lose up to 15 pound a week if Ur over weight
3-2 pounds
Depends on how much you weigh but 1 pound or more is great
1 - 2 pounds a week to lose weight is highly recommended. You can lose 8 - 10 pounds a month in a healthy way. Make sure you don't over exercise like you want to lose weight 20 pounds a month because its not a healthy way of losing weight.
Yes, but it depends on the persons body type.
You can loose some pounds, but after that week. What would you do then?
How much weight are we talking about? It's not safe or practical to lose more than a few pounds a week - or a month for that matter.
around 3kg
No, you have to watch how much food you eat.
3