This question is dependent on your genetic background: height, weight, etc. For a semi-accurate estimation, plug in the child's information into a BMI calculator. I say semi-accurate because there are so many different factors that can influence weight, such as disease, genetics, diet, and physical exercise.
279 - 280
70lbs. About.
140
U should weigh about 115 pounds.
Well a ten year old boy should probably weigh between 75 and 92 pounds.He should probably weigh 82 pounds.
There really is no specific limit to how much a fourteen year old boy should weigh. It depends on how tall you are, because if you were 5' 9", you should weigh more than a fourteen year old boy who is 5' 2".
i'm a 5'2 12 year old boy and I weigh 100 pounds.
About 36 pounds
185 pounds
If you are 12 years old, you should weigh about 112 to 115 LBS.
he should weigh in the range of 90 to 110 give or take a few pounds
About 57-63