A car takes 15 minutes to travel 24 miles what's it speed in mph

1. speed = 7.6 mph

time = 3.5 hr

distance = speed x time = 7.6 x 3.5 m/hr

=26.6

2. time = 15 min = 15/60 hr =.25 hr

distance = 24 miles

speed = distance/time

speed = 96 mile/hr

3. time = 10 min = 10/60 hr = 1/6 hr

distance = 2.4 miles

speed = distance / time = 14.4 m/hr