answersLogoWhite

0


Best Answer

50 miles per hour or 55 miles per hour for a good pitcher throwing a fastball

User Avatar

Wiki User

14y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

14y ago

about 50 or 55 miles per hour

This answer is:
User Avatar

User Avatar

Wiki User

14y ago

33-38mph

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the average speed of a nine year old?
Write your answer...
Submit
Still have questions?
magnify glass
imp