How many calories should a 16 year old girl who is and weighs 200 pounds eat to loose 5 week?

The answer is: 1200-1500 calories daily.

A 16 year old girl who is 200 pounds should eat around 1200-1500 calories daily in order to lose 5 pounds per week. This number can vary depending on the girl's activity level and individual metabolism. Additionally, it is important for her to eat nutrient-dense foods and get regular exercise in order to lose weight safely and maintain a healthy weight in the long term.