hieght: 5.3 - 5.5
weight: 100lbs - 120lbs
To find her ideal weight, you must know her height.
The average height for a year-old boy is between 25 and 30 inches, and the average weight to go along with that is roughly 25 pounds or so.
You can not calculate a healthy weight by age and average as everybody is genetically differant. The best way to check the health of the twelve year old is. BMI, (body mass index), which is calculated by either:- Height and weight. OR Weight and waist size.
The normal height would probably be around 5 foot 4 inches, and the weight would probably be about 100 lbs. to 140 lbs.
A twelve-year-old who has that height should have a weight of between 90 and 99 pounds. The average twelve-year-old with that height often weighs 91 pounds.
the average height is 5"3
The average height is 6'4" and weight is 290 lbs
Weight is not worked out on age it is worked out on height. i am 12 years going onto 13 i weigh 11 stones is that right or not it really depend on the height and size of the bones
You will need to find what your height is before you can know what your average weight would be.
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their is no average weight, it is determined by your height
AVERAGE height is 5 foot weight 95