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Question
The table below is a data set corresponding to the times achieved every 10 meters by Carl Lewis in the 100 meter final of the World Championships in Rome in 1987.| Time (sec) | 0.00 | 1.94 | 2.96 | 3.91 | 4.78 | 5.64 | 6.50 | 7.36 | 8.22 | 9.07 | 9.93 |
| Distance (meters) | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
Find Carl Lewis's average speed (in meters per second) from the 70-meter mark to the 90-meter mark.
Round your answer to 2 decimal places.
A) 11.70
B) 0.09
C) 20
D) 25
Answer
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