An Olympic runner completes the 200-meter sprint in 23 seconds. What is the runner’s average speed? (Round your answer to the ne arest tenth of a meter per second.) 0.9 m/s
2 answers:
divide the distance by the time, since you want the answer in meters per second there are no other conversions required.
200/23 = 8.6956 meters per second
round to nearest tenth would be 8.7
<em>Since speed=distance/time, you would divide the distance (200 meters) by 23 seconds. Your answer rounded up to the nearest tenth is 8.7 seconds</em>
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