im 12 i can throw around 50mph so around 50 to 70mph
60
Pitching a fast ball at 69 mph will not harm a 13 year old. A 13 year old should not be allowed to pitch a curve ball or any other pitch that may hurt his pitching arm. Curve balls should never be pitched by any boy under the age of 16.
Good time for average 16 year old boy: 12.5s Average time for average 16 year old boy: 13s Average time for a good 16 year old boy: 11.5s Good time for a good 16 year old boy 11s
A little quicker than average, but not really "fast." With proper training and ability though, the athlete could develop into a very fast sprinter.
A 14 year old boy can bulk fast by eating well balanced diet full of proteins.
The answer depends on the boy's age.
why do you ask
yes very good in the little league world series thay pich that fast by a 12 year old(a fast ball by the way)
an average nine year old boy's weight is about 75 to 90 pounds
that's freaky fast
10.5kg
The average weight for a 10 year old boy is about 70 pounds.