Mathematics

Mathematics, 13.11.2020 21:00, hilarydodard5138

Mai was training for the 400-meter race. Mai had a personal record of 63.36 seconds. In a practice event, she had a time
of 63.89 seconds. Which value is a reasonable estimate of the
difference between Mai's record time and her practice time?

a. 0.05 s
b. 1.15 s
c. 1.5 s
d. 0.5 s

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