It took him 90,760 milliseconds to finish the race track.
The race was 100,000 centimeters long.
Step-by-step explanation:
Given,
Length of racetrack = 1000 m
Time taken to cover the length = 90.76 seconds
How many milliseconds did it take him to finish the race?
1 second = 1000 milliseconds
90.76 seconds = 90.76 * 1000 = 90760 milliseconds
It took him 90,760 milliseconds to finish the race track.
How many centimeters long was the race?
1 meter = 100 centimeters
1000 meter = 100*1000 = 100000 centimeters
The race was 100,000 centimeters long.
Keywords: multiplication
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