Question 935729: A plane traveling at 30,000 feet in the air,
crashes in 1 minute.
How fast, in miles per hour, was the plane falling? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! 30000 ft/min * (1 mile/5280 ft) * (60 min/hr)
====================
Notice that the units cancel if you do it right.
=============
Avoid flying straight down.