SOLUTION: jim was at the racing track.he estimated that the length of the track he could see was 100m to the nearest 10metres. he timed a car as taking 5 seconds to the nearest second along

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Question 923387: jim was at the racing track.he estimated that the length of the track he could see was 100m to the nearest 10metres. he timed a car as taking 5 seconds to the nearest second along the track he could see. work out the lower bound and the upper bound for the average speed of the car
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The distance could be any distance
between 90 and 110 meters
----------------
The upper bound for the average speed is:
+110+=+s%2A5+
+s+=+22+ m/sec
The lower bound for the average speed is:
+90+=+s%2A5+
+s+=+18+ m/sec