Question

Use conversion factors to find the answer, distance tracked in feet after 12 seconds at 87 miles per hour.

Answer 1

1 hour=3600 seconds
1 mile=5280 feet
87 miles/hr (1 hr/3600 sec)(5280 ft/mile)=127.6 feet/sec

Distance= Rate*time
d=127.6(12)=1531.2 feet (after 12 seconds)