Definitely around 4-5 hours but healthy breaks in between
she should be 54
The target weight for a male 14 year at 5'11 should be about 164 according to studies.
An average 14 year old should be about 117 pounds but if your shorter then 5'0 you should be 80 to 95 pounds but if your not thats ok and if your taller then 5'4 you should be 120 to 135 pounds but its ok if your not
About 100 lb.
120-140
3 cups a day
depends how tall
The average 14-year-old should take in roughly 1,500-2,300 mg of sodium per day.
A girl that is 14 and 5'3 should way around 105-141.
13 stone
it depends on how tall you are
A 14-15 year old girl with big muscles should weigh between 135-160 pounds. A 14-15 year old boy with big muscles should weigh 145-195 pounds.