* During the toddler years (1 to 3 years of age) the average child should gain 4-6lbs a year. By 30 months the average toddler weighs about 28lbs. * An "average" 3 year old boy would weigh approximately 31 lbs (about 14 kg). However, this is the child who would weigh in exactly at "average," or on the 50th percentile. A "normal" child of this age could weigh anywhere from as little as 24lbs (11 kg) or as much as 39 lbs (17.5 kg) and still be considered healthy (depending on height, prior weights, etc.)
* Weight is related to height and body composition. For in-depth information about weight in relation to height, and to see the distribution of weights and heights of children at various ages, please see the page link, further down this page, listed under "Related Questions."
Anyone under the age of 18 should not have the BMI measured as they are still growing. It is not fair to put a minor into a category such as fat or skinny. Just help assure the minor eats well and has a active lifestyle.
I think a three year old boy should weigh 35 to about 45 pounds.
Around 3 ft something and 40-50 pounds.
A bmi of 20 is not underweight, but is still a lower than average bmi. For the average adult, under 18.5 is underweight, and 18.5 to 24.9 is a healthy weight.
If you are a female and five foot tall and weigh 7 stone then your average BMI is 19.1.
Along with the height information ,the weight details of the person is also needed to calculate the BMI. BMI is your weight in pounds multiplied by 703 and divided by the square of your height in inches.A BMI less than 18.5 is considered as underweight,BMI of 18.5 to 24.9 is normal,BMI of 25 to 29.9 is overweight and BMI of 30 and above is obese.
It's in the average range. But it's almost underweight. Your BMI is 19.4 A healthy BMI falls between 18.4 and 25.9 http://www.nhlbisupport.com/bmi/
A BMI of 18.5 - 24.9 would be the average BMI for a woman. To be obese or overweight, you would need to receive a score of 25+ to be classified as fat.
Cant tell you that, but i know i website who does. Go to google and type bmi calculator for kids.
check by using a bmi calculator. http://www.nhlbisupport.com/bmi/
The BMI for somebody 5'4 weighing 7 stone would be 16.9.
you can calculate your bmi from you height 77kg/(height in meeters*height in meters) depends on where you live. In America the average bmi is now 26-27 in other parts of the world 22-23, in china its 20-22. 20-25 is generally a good place to be in terms of bmi
It depends on the teenagers height, age, and weight.
go to this page, bmi is a much more reliable science: http://www.nhlbisupport.com/bmi/
This can be roughly calculated by BMI The weight that you would roughly have to be is 150 lbs. (68kgs) to be classed as Normal on BMI. The average weight depends on your country and/or city.