speed = ditance/time = .25 miles/9.7 sec = 0.0258 miles/sec
there are 3600 seconds in one hour
.0258 x 3600 =93.8 mph
A quarter hour = 15 minutes = 15*60 = 900 seconds.
1/4 hour is 900 seconds.
1/4 hour is 900 seconds.
(1 mile / 75 seconds) x (3,600 seconds / hour) = 48 miles per hour
About 11.083 seconds.
A quarter hour = 15 minutes = 15*60 = 900 seconds.
1/4 hour is 900 seconds.
There are 900 seconds in 15 minutes. (15 minutes is a quarter of an hour) You find this out by multiplying 60 (seconds in a minutes) by 15 (minutes).....HOPE THIS HELPED! :)
18.7 miles in 100 seconds = 673.2 miles per hour.
1/4 hour is 900 seconds.
18/45 = 0.4 hour = 1,440 seconds
Around 50 miles per hour.
60 seconds = 1 minute = 1/60 hour. 0.25 miles per minute = 0.25 x 60 = 15 mph
100 yards in 10 seconds 20.45 miles per hour.
About 70 miles per hour.
36.466 miles per hour
8.726 miles per hour.