55.3 mph
1 hour = 3600 seconds 3600/65 = ~55.38 seconds
55.3846 seconds (rounded)
55.4 seconds.
At a mile a minute (60 mph) it takes 60 seconds At 65 mph it takes 60/65 ths of a minute, or 55.4 seconds
More than a mile a minute.
It is: 65*1760*3 = 343,200 feet
65 mph.
55.4 seconds.
About 65 seconds.
55.38 seconds.
55.38 seconds.
About 43 seconds.