The speed is exactly 7,200 km per 9 hours.
In other, more familiar units:
-- 800 km per hour
-- 497.1 miles per hour (rounded)
800 km per hour
7200 / 9 = 800 km/hour
800km per hour
There are 2 hours in 7200 seconds.
7200 seconds is equal to 2 hours because there are 3600 seconds in an hour (60 seconds x 60 minutes). So, 7200 seconds / 3600 seconds per hour = 2 hours.
two hours
7200
7200
7200 seconds
2 hours
7200/60 = 120 minutes or 2 hours
It is 2 hours. It is 7200 seconds.