3 years ago

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

1 answer:

3 0

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)

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