they stop eating sfats and start eating healhier foods
Photoshop, plastic surgery or a fullbody corset. There is no healthy way to lose 56 pounds in less than two months. Healthy weightloss would be about 2 pounds a week. That's around 16 pounds in two months.
Yes.
You cannot lose 55 pounds in 5 months if you are a 13 year old girl. This is because your body cannot handle that kind of change so quickly.
~3200 of pure fat.
A 14-year-old girl who weighs 107 pounds may be able to lose 5 pounds by dieting and exercising. Limiting sugar intake is beneficial to losing weight.
You can't lose weight this fast healthily. One pound a week is considered achievable. See a doctor or health professional.
Are you seriously asking 'what is 4 times 12'?
You might want to rephrase your question, but to lose one pound, you must lose one pound. Every 3500 calories is one pound.
5 months
Drink as much water as you can and walk/run.
A 90 pound girl would have to be really really young for a 30 pounds weight loss would be required. If tha really is the case, then this isn't the place to ask about it - you need to see a doctor and a dietician.
To permanently lose 50 pounds - it'll take you around 5-to-8 months if you go on a proper diet & exercise and the more overweight you are... The quicker you'll lose 50 pounds. For example a 300 pound person will lose 50 pounds in maybe 3-5 months because there bodies (because of excess weight) burn more calories than a person at a low weight and... It may actually take a 200 pound person 5-8 months to lose 50 pounds Exercsie is also a factor - The more intenser and longer you exercise = the faster you'll lose 50 pounds