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54. A sprinter finished a 100-meter race in a time of 12.63 seconds.
a. If the sprinter were able to keep the same rate of speed, how long
would it take him to complete the 10,000-meter race?
b. A long-distance runner won first place in the 10,000-meter race
with a time of 37 minutes, 30 seconds. What is the time difference
between the long-distance runner's actual time and the sprinter's
hypothetical time from part (a)?