What is the average weight for a 15 year old teenage girl in stone?
What is the average child weight by age? Age Boys Girls 13 7st 1.9lb (45.3 kg) 7st 3lb (45.8 kg) 14 7st 14lb (50.8 kg) 7st 6.9lb (47.6 kg) 15 8st 11.5lb (56 kg) 8st 2.9lb (52.1 kg) 16 9st...